Listen to Waking up in Vegas (as made famous by Katy Perry) online. Waking up in Vegas (as made famous by Katy Perry) is an English language song and is sung by The Prom Queens. Waking up in Vegas (as made famous by Katy Perry), from the album Prom Night, was released in the year 2009. The duration of the song is 3:30. Download English songs online from JioSaavn.