Wherabouts: Ashlee Simpson, Usher & Joaquin Phoenix

WireImage

It's not called Celebuzz for nothing. We know what your favorite stars are doing, eating, wearing, whispering—and we know it now:

• Pete Wentz and Ashlee Simpson, sans baby Bronx Mowgli, sharing a bottle of wine with friends at Los Angeles Italian eatery Pace.
• Jim Belushi, dining with a small crowd on the patio at the Chateau Marmont, only yards from the bungalow where his brother John Belushi was found dead in 1982.
• Jamie Lee Curtis' husband/director Christopher Guest, dining at Hollywood's Chan Darae with his oft-used cast members Harry Shearer and Michael McKean (all three of Rob Reiner's Spinal Tap)
• Hilary Duff, enjoying martini's with three girlfriend's for Jason Scoppa and Alexi Yulish's Monday night party at Bardot Hollywood.
• Hills gal Stephanie Pratt dining at Justin Timberlake-partnered Southern Hospitality in NYC (a/k/a Whitney Port's City).
• The Cheetah Girls' Adrienne Bailon, shopping with her father at American Eagle in Union Square, NYC.
• Usher, cracking jokes to relax people in a jam-packed elevator in a Hollywood office building.
• Jamie Foxx, antagonizing a Miami DJ at the Fountainbleu Hotel to let him perform. Also there, Topher Grace and a grizzly Joaquin Phoenix.
• Anne Hathaway's Rachel Getting Married costar Rosemary Dewitt, getting her highlights touched up for this Sunday's Golden Globes at Neil George Salon in Beverly Hills.
• The City's Olivia Palermo, with boytoy Johannes Huebl, scoring a cropped fur jacket and a cap-sleeve caridgan at NYC's Armani Exchange boutique.