Chris Brown and Tyga attend a toy drive, Woody Allen croons with his jazz band, and more.
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2 Chainz
Rapper 2 Chainz performs during the 4th annual Street Execs Christmas Concert at The Tabernacle in Atlanta on Dec. 23.
— Marcus Ingram / Getty Images North America
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Johnny Knoxville
Johnny Knoxville is seen in Los Angeles on Dec. 23.
— Pixplus/bauer-griffin / GC Images
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Woody Allen
Woody Allen performs with his New Orleans Jazz band at Royce Hall at UCLA in Westwood, Calif. on Dec. 23.
— Mark Davis / Getty Images North America
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Kevin Hart
Comedian Kevin Hart, singer Chris Brown, and rapper Tyga attend the 1st Annual Xmas Toy Drive hosted by Chris Brown and Brooklyn Projects in Los Angeles on Dec. 23.
— Imeh Akpanudosen / Getty Images North America
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Keanu Reeves
Actor Keanu Reeves speaks about his latest film "47 Ronin" in an appearance on the TODAY Show in New York on Dec. 23.
— Nbc Newswire / NBCUniversal
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Mariah Carey, Andy Cohen
Mariah Carey and Andy Cohen talk during an episode of Watch What Happens Live in New York on Dec. 23.
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Alan Cumming, ean Doumanian
Actor Alan Cumming and producer Jean Doumanian attend a special screening of The Weinstein Company's August: Osage County at Paris Theatre in New York on Dec. 23.
— Bryan Bedder / Getty Images North America
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Jack Black, Debbie Devine
Actor Jack Black dances with 24th Street Theatre Artistic Director and Jack Black's former teacher Debbie Devine at the "Thank A Million Teachers" event in West Hollywood, Calif. on Dec. 23.
— David Livingston / Getty Images North America
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Adam Scott
Actor Adam Scott waves to fans in New York on Dec. 23.
