Lady GaGa is seriously under-dressed! Robert Pattinson embraces his fanbase! Sienna Miller shines on!
Click through our massive celeb picture gallery to see all this and much, much more in Today in Photos!
Mariah Carey has been struttin’ her stuff everywhere lately!
We already know that the Cannes Film Festival brings some of the most incredible fashion statements of the year, but nothing beats the amfAR Cinema Against Aids Gala!
Sun’s out. Hunk’s out.