Self-PortraitistsHarry Styles, Jessica Alba & More Celebrity Twitter Pictures (PHOTOS)Jean Trinh05.26.13Self-PortraitistsHarry Styles, Jessica Alba & More Celebrity Twitter Pictures (PHOTOS)Jimmy Fallon replicates ‘Game of Thrones,’ Rashida Jones learns to cook, and Jane Lynch gets musical. Plus, more of the week’s best celebrity Twitter photos.Jean Trinh05.26.13 8:15 AM ET Jimmy Fallon replicates Game of Thrones, Rashida Jones learns to cook, and Jane Lynch gets musical. Plus, more of the week’s best celebrity Twitter photos. Harry Styles One Direction heartthrob Harry Styles has been touring across Europe this week. He thanked “Paolo” for being the boy band’s tour guide through Milan in this Twitter pic. Joan Rivers“I just adore him!” Joan Rivers tweeted about NBC’s former All-Star Celebrity Apprentice contestant Dennis Rodman. Rivers glittered in her rhinestone-encrusted top next to the former basketball star—who decided to wear his famous Three’s Company’s Mrs. Roper ensemble. He was eliminated from the show in April. Jeremy PivenFrom movie agent Ari Gold in HBO’s Entourage to an American department-store magnate in PBS’s British period-piece drama Mr. Selfridge, Jeremy Piven has been broadening his choices of acting roles. The bespectacled Piven tweeted this image of himself with a horse on set. Jane LynchJane Lynch is no stranger to playing a tyrant (see Fox’s Glee) and has been gracing Broadway with her portrayal of the diabolical orphanage matron in Annie. She tweeted this photo of herself posing next to Aubrey Anderson-Emmons, who went backstage to visit Lynch at the musical. Anderson-Emmons plays Lily Tucker-Pritchett on the ABC comedy Modern Family. Nick KrollNick Kroll tweeted this teaser image of Season 2 of Comedy Central’s Kroll Show featuring comedians like Bill Burr and Ron Funches in a courtroom sketch. Kroll, also a cast member of FX’s The League, was recently romantically linked to Amy Poehler (Parks and Recreation), as reported by Us magazine. Rashida JonesWhen a celebrity like Rashida Jones gets a cooking lesson, she’s taught by the best of the best. Jean Imbert, the Season 3 winner of France’s Top Chef, checked out the NBC Parks and Recreation actress’s dish in this snapshot Jones tweeted. Jimmy FallonJimmy Fallon spent the week teasing his Twitter followers with images hinting at Late Night With Jimmy Fallon’s parody of HBO’s Game of Thrones—called Game of Desks. This Twitter snapshot revealed a costumed Fallon looking rather serious in his faux-leather and -fur garb reminiscent of the characters in the fantasy drama. Hilary Duff Is Hilary Duff going thug on us? The former Lizzie McGuire star gave love to Pittsburgh by donning a cap adorned with the city’s emblematic “P” in this selfie. She had a guest spot on the season finale of CBS’s Two and a Half Men earlier this month as a sex-crazed wild child. Miley CyrusHarlequin diva alert! Miley Cyrus has been rocking some interesting fashion choices lately. The ex–Hannah Montana starlet wore a bejeweled black and white Balmain jumpsuit and posed with fans in this Twitter pic at the Billboard Awards. Her new single, “We Can’t Stop,” will drop June 3. Selita Ebanks “Look back at it,” Selita Ebanks captioned her selfie at the Cannes film festival for the Blood Ties premiere. In a canary-hued Gabriela Cadena gown followed by a long train, the model and soon-to-be reality star of the Style Network’s upcoming Selita arrived on the red carpet on the arm of designer Eli Mizrahi. Jessica AlbaJessica Alba is a celebrity who stands by her fans ... especially when they’re fans of her book! The Sin City actress posed with a mother and her baby at an airport and wrote that her fan was a “happy” customer of her memoir and instructional guide on healthy living, The Honest Life.