Variety is the spice of life and Keri Kelsey has done it all: traveled with the circus, rode a tiger bareback, assisted a juggler, worked as an on-the-spot radio news reporter and a literary agent, sung for the deaf, and swung 35 feet in the air from a float in the Rose Bowl Parade. Keri hosts the weekly Open Mic at the Gardenia in L.A (Every Tuesday), which is the longest running open mic night, at the longest…