Rihanna arrives at Oscars in T-shirt & sneakers before changing into red carpet look

Rihanna arrived at the Dolby Theatre in Los Angeles, the venue of Oscars, in a T-shirt, sneakers and a bucket hat. She eventually appeared on the red carpet, wearing an ensemble by Alaïa. Rihanna changed into another look to perform her song 'Lift Me Up' and then returned to her seat in a custom-made Bottega Veneta look.