You're invited to the party of the year! Find out what happened to Kathy Beth Terry in the official music video for Katy Perry's "Last Friday Night (T.G.I.F.)" featuring Rebecca Black as Rebecca Black (the friend who introduced Kathy to waxing, high heels and color blocking), Darren Criss (the friend who's so thankful for the awesome party), Kevin McHale (the admirer who is jealous of the jock), Hanson (the band I did not notice in the video), Kenny G (the sax-playing uncle), Debbie Gibson (Kathy's mom) and Corey Feldman (Kathy's dad)!

This is 80's overload but still entertaining! Katy Perry still looks pretty even with the braces on: