Care for a chip?

Katy Perry launched her very own Popchip flavor — Katy’s Kettle Corn — in West Hollywood Thursday night. Hours before, the 28-year-old paid a visit to The Ellen DeGeneres Show, where she dressed up as a game show host to celebrate Ellen DeGeneres’ 54th birthday.

Elsewhere on the west coast, Jay-Z was spotted heading to the Chateau Marmont for a night out. The rapper’s wife, Beyonce Knowles, has been busy rehearsing for her upcoming Super Bowl halftime show in New Orleans.

Up north, Pamela Anderson braved the damp weather in Vancouver, Canada in a warm coat and knee-high boots.

pamela anderson rocks a beehive in amsterdam

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Earlier in the week, the 45-year-old bombshell was spotted at a National Hockey League game between the Vancouver Canucks and the Calgary Flames.

Overseas, Alicia Keys performed at the annual 40 Principales Awards in Madrid, Spain. Taylor Swift, the other big star of the night, took home the prize for Best International Artist.

Victoria Beckham treated herself to some retail therapy in the Notting Hill neighborhood of London while Jon Bon Jovi and Richie Sambora did press interviews, also in Notting Hill.

For more of the day’s hottest star sightings, check out the latest edition of Celeb Snaps, above.