via twitterSelf-PortraitistsKim Kardashian, Ke$ha & More Celebrity Twitter Pictures (Photos)Chord Overstreet bonds with a partner in crime, Shakira shows off her son, and more stars’ Twitter photos.Molly Taylor04.21.13 3:00 AM ETvia twittervia twitter Ke$ha hangs out with her favorite rockers and Kim Kardashian posts a birthday themed trip down memory lane. Chord Overstreet has an unusual and much older partner in crime and Paris Hilton kicks back at Coachella. Plus, see more of the week’s best celebrity Twitter photos. via twitterKe$ha hangs out with her favorite rockers and Kim Kardashian posts a birthday themed trip down memory lane. Chord Overstreet has an unusual and much older partner in crime and Paris Hilton kicks back at Coachella. Plus, see more of the week’s best celebrity Twitter photos. via twitterKe$haKe$ha used Instagram this week to share her love for indie rock group Tegan and Sara, complete with confetti. This pic was one of the many Ke$ha posted this week documenting her Crazy, Beautiful Life, which will air on MTV later this month. via twitterShakira“I swore I would never do this and now I am one of those annoying moms showing pics of her baby!” If he wasn’t so cute, Shakira, then there would be a problem. The Voice host tweeted this photo of her baby boy, Milan. via twitterJay Manuel“What’s your fav spring accessory?” Jay Manuel asked his Instagram followers this week after he posted this backseat selfie, modeling a pair of golden mirror glasses with a fedora and camo print jacket. via twitterJohn StamosActor John Stamos presumably had Georgia on his mind when he captioned this photo of himself relaxing lakefront with the lyrics, “Georgia, Georgia the whole day through.” via twitterKim KardashianKim Kardashian took to Instagram this week to wish her “big sister & mentor,” Kourtney, a Happy Birthday with a photo collage. The oldest Kardashian sister turned 34 on Thursday and celebrated with a party at a bowling alley. via twitterMatt LanterHe may have gone to Coachella, but it looks like Matt Lanter went to “Coa-shella.” The 90210 actor tweeted this photo of himself pointing at a giant snail, one of the many colorful art installations at the festival. via twitterPatton OswaltPatton Oswalt accompanied his pioneer-themed photo with the Parks and Recreation cast with the mysterious caption, “All will be revealed. #butterchurn.” Is the Old West part of his idea for the next Star Wars sequel? via twitterChord OverstreetChord Overstreet has an unusual partner in crime—Clint Eastwood. “Me and Clint getting into trouble,” the Glee actor captioned his photo of the pair posing together. via twitterGisele Bündchen“Caminhando com minhas meninas! ” Gisele Bündchen tweeted this photo of herself enjoying the springtime weather on a hike with her daughter and dog. Luckily for those who don’t speak Portuguese, Bündchen helpfully translated the caption as, “Hiking with my girls!” via twitterParis Hilton“Beautiful day in Palm Springs with my baby Marilyn Monroe,” Paris Hilton captioned this photo of herself with palm trees and her Pomeranian. Hilton was visiting Palm Springs for her annual visit to Coachella. via twitterHugh HefnerHugh Hefner treated his followers to a Throwback Thursday photo this week. The Playboy mogul posted this photo of his youthful self in a suit and tie standing outside his first office in Chicago—quite a different look from his current red velvet smoking jacket. via twitterSamuel L. Jackson“Popping some tags w/ Macklemore & Jamie!!!” Samuel L. Jackson tweeted this backstage pic from the MTV Movie Awards, where he and costar Jamie Foxx won the prestigious WTF Moment award for Django Unchained.