Sex swapper Caitlyn Jenner admits she was never “entirely comfortable” doing the nasty with ex-wife Kris Jenner! That’s the latest barb the man-made woman tossed at her former marriage partner, who manages the Kardashian reality TV empire. In her tell-all The Secrets of My Life, Caitlyn, who was formerly Bruce, claims Kris knew about his cross-dressing and gender confusion. But Kris vehemently denies the story and has blown a fuse over Caitlyn’s tattle tales. Buy GLOBE today to stay current with the latest gossip!