Celebrities on Facebook

Which celebrities are on facebook? Is it OK to friend them? Edit this page and add your thoughts.
==Celebrities on Facebook that are linked as friends.==
*Vince Young, quarterback of the Tennessee Titans
*Lady Gaga, singer
*Zach Braff, actor
*Jon Luvelli, artist
*Vin Diesel, actor
==Etiquette on friending celebrities==
Category:Facebook Etiquette
Category: Friending
Category: Celebrities