Nothing like a new cell phone to bring out Hollywood's bold faced names for a big shindig in the name of new technology.

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The Samsung Galaxy S3 has been touted as "the Android phone to take on the i-Phone," so of course Joe Manganiello, Anna Faris, Ashlee Simpson and Marisa Tomei came out to celebrate in a private residence in L.A.

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Dave and Odette Annable, Aaron Paul, Anna Kendrick, Ashley Benson, Olivia Munn, Mark Salling and Billy Burke also swung by to test out the new phones and pose for pictures.