Behavior
Cougar couples
Even though they're separated by years (decades in some cases), these celebrity twosomes are living proof that age is only a number.
Mariah Carey and Nick Cannon
Age difference: She's 10 years older.
How they met: Actor Cannon was the leading man in the video for Carey's song "Bye, Bye."
Fascinating fact: Carey and Cannon were married on the Antigua music video set they had met on barely a month earlier. They are now the parents of twins, a boy and girl born in April, 2011.
Madonna and Brahim Zaibat
Age difference: She's 29 years older.
How they met: Zaibat was a backup dancer for a performance at Madonna's Material Girl clothing line launch party.
Fascinating fact:Before Zaibat, Madonna was dating a 23-year-old Brazilian DJ.
Courteney Cox Arquette and David Arquette
Age difference: She's 7 years older.
How they met: On the set of Scream, where David played "Dewey", Courteney's characters love interest.
Fascinating fact: On June 13, 2004, Courteney gave birth to the couple's first child; a daughter named Coco Riley Arquette.
Split: The couple separated in 2010 after 11 years of marriage but remain very close. In Jan. 2012, Cox told People magazine "he's my very best friend."
Barbara Hershey and Naveen Andrews
Age difference: She's 21 years older.
How they met: On the set of the indie film, "Drowning on Dry Land," in 1998,
Fascinating fact: Despite a brief split in 2006, during which Andrews fathered a child with another woman, the duo are still together.
Split: After 12 years together, the actor split from actress Barbara Hershey in May 2010.
Katie Couric and Brooks Perlin
Age difference: She's 17 years older.
How they met: A cancer fund-raiser in Manhattan in 2006.
Fascinating fact: Perlin is an athletic, entrepreneur who competes in triathlons.
Split:The couple ended their 5-year relationship in late 2011.
Ellen DeGeneres and Portia de Rossi
Age difference: Ellen is 15 years older.
How they met: Both in showbiz, the two had been acquaintances for some time before they really clicked at the VH1 Big in '04 awards.
Fascinating fact: Ellen DeGeneres announced her plans to wed de Rossi during a taping of her talk show.
Juilanne Moore and Bart Freundlich
Age difference: She's 10 years older.
How they met: When he cast her in his 1997 film "The Myth of Fingerprints."
Fascinating fact: Moore has appeared in three of Freundlich's films: "The Myth Of Fingerprints," "World Traveler" and "Trust the Man."
Brigitte Nielsen and Mattia Dessi
Age difference: She's 15 years older.
How they met: On the set of the VH1 reality show "Strange Love."
Fascinating fact: The show, which chronicled Nielsen's relationship with rapper Flavor Flav, ended with Nielsen picking the Italian model Mattia Dessi.
Mary Tyler Moore and Robert Levine
Age difference: She's 18 years older.
How they met: Levine is a physician whom Moore first met when she had to take her ailing mother to the hospital.
Fascinating facts: The two have been married since 1983; Moore's previous husband was former NBC CEO Grant Tinker, with whom she founded MTM Enterprises.
Halle Berry and Gabriel Aubry
Age difference: She's 10 years older.
How they met: On a 2005 photo shoot they both appeared in for Versace.
Fascinating fact: Their daughter's name, Nahla, means "honeybee" in Arabic.
Split: The couple split in April of 2010 after four years together.
Ivana Trump and Rossano Rubicondi
Age difference: She's 24 years older.
How they met: On the Riviera in 2002, where they were supposedly introduced by friends.
Fascinating fact: Trump announced in December 2008 that she split from her fourth husband three months earlier but kept it quiet to avoid ruining his chances on the Italian version of "Survivor."
Split: Their marriage lasted only 8 months.
Joan Collins and Percy Gibson
Age difference: She's 27 years older.
How they met: Gibson was stage-managing a San Francisco production of the play "Love Letters" starring Collins. He became her fifth husband on Feb. 18, 2002.
Fascinating fact: Of their difference in ages, Collins says, "If he dies, he dies."
Mira Sorvino and Christopher Backus
Age difference: She's 14 years older.
How they met: At a friend's charades party in August 2003.
Fascinating facts: Married in June 2004, they have a daughter and two sons. Mira's father is onetime "Law & Order" star Paul Sorvino.
Rachel Hunter and Jarret Stoll
Age difference: She's 12 years older.
How they met: At an ice hockey game in 2006.
Fascinating fact:Stoll t is a player for the Los Angeles Kings hockey team, and Hunter's son Liam is a keen ice hockey player himself.
Split: Stoll cancelled their planned 2009 wedding just seven weeks before they were due to tie the knot.
Geena Davis and Reza Jarrahy
Age difference: She's 15 years older.
How they met: Davis's dog chased Jarrahy out of a mutual friend's house and bit him.
Fascinating facts: A surgeon, Jarrahy is Davis' fourth husband (others include actor Jeff Goldblum and director Renny Harlin).
Susan Sarandon and Tim Robbins
Age difference: She's 12 years older.
How they met: While costarring in the hit sports comedy "Bull Durham" in 1988.
Fascinating facts: Both are lapsed Catholics well-known for their liberal political views. They have two sons.
Split: The couple, who never married, split after 23 years together in December of 2009.
Kim Cattrall and Alan Wyse
Age difference: She's 23 years older.
How they met: Cattrall was working on a film when she met Wyse at a Toronto restaurant where he was a top chef.
Fascinating fact: In an instance of art imitating life, Cattrall's character Samantha has a much younger lover in the "Sex and the City" movie.
Split: The couple splt in July of 2010 after five years together.
Linda Hogan and Charlie Hill
Age difference: She's 30 years older.
How they met: They reportedly first met at church, at a time when Hill was playing sports with Nick Hogan, Linda's son with ex-husband Hulk Hogan.
Fascinating fact: Hulk Hogan first learned that Linda was filing for divorce from him when a newspaper contacted him for comment about it in November 2007.
Demi Moore and Ashton Kutcher
Age difference: She's 15 years older.
How they met: At a casual New York City dinner in 2003.
Fascinating fact: Moore and Kutcher were married in 2005 in a Kabbalah ceremony, with Moore's ex-husband Bruce Willis in attendance.
Split:Moore announced that they were divorcing in Nov. 2011.