Katy Perry pukes after winning Brit award. She pulled the old "Barf and Bail".

NME: Katy Perry threw up backstage at the BRIT Awards tonight (February 18) just moments after winning the award for Best International Female.The singer was feeling unwell all day, but managed to make it to the ceremony to pick up the gong. Perry reportedly sent a text message to gossip blogger Perez Hilton, saying she felt it was very punk rock to "barf and bail".She kicks off a UK tour next week with a show on February 25 in Manchester