Rihanna, Alec Baldwin, Peter Facinelli, and More in This Week's Fun and Funny Celebrity Twitter Pictures!

Celebrities enjoyed the holiday weekend by partying, hanging with friends, and sharing their Twitter pics. Rihanna brushed her crimson locks with a dining utensil while her pal Russell Brand was spotted on the Rock of Ages set with Alec Baldwin. Victoria Beckham continued capturing cute puppy moments and Twilight's Peter Facinelli chronicled his Greek sailing odyssey — click through to see all the photos, and don't forget to follow us on Twitter for exciting news and exclusive photos!