Celebrity Star Tracks: Monday, January 11, 2010 McConaughey pays homage to new daughter Vida in Malibu. Plus: Hugh Jackman, Ashley & Vanessa, Kourtney & Mason and more By People Staff Published on January 11, 2010 05:00 PM Share Tweet Pin Email Trending Videos 01 of 15 THE GOOD LIFE Fame New dad Matthew McConaughey lets his shirt do the talking Saturday, sporting a top that pays homage to his new baby girl Vida, while working out around his Malibu neighborhood. 02 of 15 FULLY ENGAGED Bauer-Griffin Katy Perry only has eyes for fiancé Russell Brand during a shopping trip Saturday in London – where the singer showed off the diamond ring her comedian beau gave her during a trip to India on New Year's Eve. See how the romantic duo went from flirting to engagement – in three months! 03 of 15 ONE DASHING BOY! Tom Vickers/Splash News Online Less than a month after giving birth to son Mason Disick, new mom Kourtney Kardashian brings her baby boy out for a family gathering – which included Aunt Kim (not pictured) – in Los Angeles on Sunday. 04 of 15 TAKE THE CAKE RD/Erik Kabik/Retna Kristin Cavallari celebrates her 23rd birthday Saturday at Eve Nightclub in Las Vegas. At her bash, The Hills baddie raved about her obsession with another reality show – Jersey Shore. "Is that bad that I love it?" she told PEOPLE. 05 of 15 TOO HOT TO HANDLE! Ramey Things are heating up for family man Hugh Jackman, who bares his buff bod poolside during a family vacation in Rio de Janeiro on Saturday. 06 of 15 SHOWER BUDDIES Albert Michael/Startraks These two are inseparable! Ashley Tisdale gives her BFF Vanessa Hudgens a tight squeeze at her sister Jennifer Tisdale's baby shower in Beverly Hills on Saturday. 07 of 15 Pretty in Purple Deetz/Raef/Ramirez/INF Megan Fox keeps warm in style while filming Passion Play with Mickey Rourke, who plays a down-on-his luck trumpeter helping Fox's girl in trouble with the mob, in Albuquerque, N.M. 08 of 15 Lovin' Lopez Splash News Online Jennifer Lopez wears her heart on her chest while shopping in Miami Beach. The singer-actress, who recently made waves with her nearly-naked catsuit, next stars in The Back-Up Plan about a woman who conceives twins via artificial insemination. 09 of 15 SHORE THING Albert Michael/Startraks After paying a virtual visit to the The Jay Leno Show Monday, Jersey Shore's Nicole 'Snooki' Polizzi puts her best "pouf" forward Friday as she prepares to do the weather on New York's WPIX morning show. 10 of 15 ALL HAIL THE KING Riley Keough, Priscilla Presley, Lisa Marie Presley and Benjamin Keough. Nikki Boertman/Reuters/Landov In celebration of Elvis Presley's 75th birthday on Friday, Priscilla and Lisa Marie Presley – with her children Riley, 20, and Benjamin, 17 – greet fans at the King's former homebase of Memphis, Tenn. The family made an appearance at his Graceland estate for a cake-cutting ceremony to mark the occasion. 11 of 15 CITY SLICKERS Rob Kim/Retna Country star Garth Brooks joins Jewel and her husband, rodeo star Ty Murray, to announce a new partnership between Professional Bull Riders, Inc., and Brooks's Teammates for Kids Foundation in New York City on Friday. The two groups hope their collaboration will raise $1 million for children in need this year. 12 of 15 HOSTS WITH THE MOST Isaac Brekken/AP Look who's having a fun girls' night out! Whitney Port and Brooke Shields laugh it up while serving as hosts for the LG Lotus Elite launch party at The Palms Place in Las Vegas on Thursday. 13 of 15 SHADY LADIES Michael Rozman/Warner Bros. Sporting matching pairs of shades from the singer's Melodies sunglasses line, Ellen DeGeneres and Mary J. Blige celebrate the RampB diva's 39th birthday while taping an episode of The Ellen DeGeneres Show airing on Monday. 14 of 15 BREAK A SWEAT Tom Vickers/Splash News Online With his ex-wife Kate Gosselin sporting buzz-worthy new blonde locks, former reality TV dad Jon Gosselin makes some changes of his own, working on his physique at a hotel gym in Los Angeles on Friday. 15 of 15 TALK TO THE HAND Doug Meszler/Splash News Online Nick Jonas waves goodbye after co-hosting Live! With Regis and Kelly Friday in New York. Next up for the youngest JoBro: He and his new band, Nick Jonas amp The Administration, will perform during the Critics' Choice Movie Awards on Jan. 15.