There are multiple artists named Cat:
1) Cat is a 70's rock band from Toronto.
(http://jam.canoe.ca/Music/Pop_Encyclopedia/C/Cat.html)
2) Cat is an independent band from St Albans, England. They released one album and a an EP. The current status of this group is unknown.
3) Cat is a Euro/Dance artist.
4) Cat is a 1960's Pop band from Thailand
5) Cat is an experimental band from the Washington DC area, based in Waldorf, Maryland.
6) Cat is Cat Glover, former back-up dancer and singer for Prince's New Power Generation.