Christina Aguilera, Tom Hanks and Neil Patrick Harris will appear at the Golden Globe Awards.
The Hollywood Foreign Press Association says the three stars will be presenters at the 67th annual ceremony.
Ricky Gervais is set to host the awards, which will be held Jan. 17 at the Beverly Hilton Hotel. The show will air live on NBC.
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Previously announced presenters include Jennifer Aniston, Sophia Loren, Julia Roberts, Halle Berry, Gerard Butler, Mickey Rourke and Mel Gibson. Robert De Niro and Leonardo DiCaprio will present a special honor to Martin Scorsese.