Katy Perry and Matthew Thiessen dated from 2003 to 2006.
Katy Perry is a 31 year old American Singer. Born Katheryn Elizabeth Hudson on 25th October, 1984 in Santa Barbara, CA,USA and educated at Home school (drop out), she is famous for I Kissed A Girl" Single in a career that spans 2008 - Present. Her zodiac sign is Scorpio.
Matthew Thiessen is a 36 year old Canadian Musician. Born Matthew Arnold Thiessen on 12th August, 1980 in Ontario, Canada, he is famous for Lead singer of Relient K. His zodiac sign is Leo.
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