Katy Perry looked elegant as she attended Comedy Central's Night of Too Many Stars . The evening was in aid of America coming together for autism programmes.

In Los Angeles, Simon Baker celebrated 100 episodes of The Mentalist , Paula Abdul took part in a celebrity golf tournament to benefit the LA Police Memorial Foundation and Gwen Stefani stopped for some ice cream as she and her family enjoyed a day out.

Glee creator Ryan Murphy premiered the second season of American Horror Story at the Paramount Theatre. Glee stars Melissa Benoist, Lea Michele and Chris Colfer were in attendance.

In London, Elle Fanning was present as Ginger And Rosa was premiered at the London Film Festival, Sir Bruce Forsyth was out in Mayfair after the Strictly Come Dancing live show and Jade Ellis stayed in her glamorous gown as she left the X Factor studios in Wembley.

See all of this weekend's pictures in our gallery below.