08/25/2010 at 04:00 PM EDT
enjoyed a beautiful view of the English Bay during her lunch with a gentleman friend at Vancouver's Rain City Grill. The pop star and her pal took a window seat in a quiet section of the restaurant, and Gaga ordered gazpacho, some local Salt Spring Island mussels and a seared Albacore tuna salad. For dessert? Some crème brûlée and coffee – before Gaga hugged her server and left.
, feting her new album Teenage Dream
with the first-ever bash at New York's newly opened Gansevoort Park Avenue Hotel. Guests congregated on the roof for the Candyland-themed soiree, which included a candy bar and dancing Gummi Bears. In keeping with the sweet theme, "Katy walked in to the party with a lollipop in her mouth," an onlooker says, adding that she cuddled with fiancé Russell Brand
and boyfriend Miles Austin,
partying with pals at Drai's Hollywood.
"They were having an amazing time together, dancing and hanging out with friends," an onlooker says. Also there: Whitney Port
Mary J. Blige
and husband Kendu Isaacs
, celebrating newlywed Swizz Beatz's YRB
magazine's September issue at a Ciroc vodka sponsored bash. The couple sat in the VIP area near the deejay booth and bobbed their heads to many of the singer's classic tracks before sneaking out a side entrance.
By JENNIFER GARCIA, CARLOS GREER and CHRISTINE KILPATRICK