Klum takes her exuberant children Leni, 5, and Henry, 3, for playtime in an N.Y.C. park. Halle & Nahla, Lauren Conrad, Reese Witherspoon and more

PAYING THEIR RESPECTS

Kim Kardashian pays tribute to Michael Jackson with sisters Khloe and Kourtney and mom Kris at the singer's memorial service Tuesday at L.A.'s Staples Center. The reality star, who celebrated her 14th birthday at Jackson's Neverland Ranch, even Tweeted about the star-studded event, saying, "Michael's children were so brave 2 stand there on stage & speak to the world about their father."