The singer and her fiancé play dress-up in Vegas. Plus: Jennifer Aniston, Denise Richards, Ben & Jen and more

OUTDOOR PARTY

Denise Richards snuggles with daughter Sam, 20 months, while dining al fresco Saturday in Malibu. Also at the lunch: Richards's daughter Lola, 5 months, Melissa Etheridge and Etheridge's partner, Tammy Lynn Michaels.