When I had too much time on my hands I came up with the following variations of "See you later Alligator, in a while Crocodile".
See you later Gladiator... In a while, River Nile
See you later Masturbator... In a while, Pedophile
See you later Fornicator... In a while, Liver Bile
See you later Serial Dater... In a while Cell Phone Dial
See you later Minefield Crater... In a while, Dossier File
See you later Balloon Inflater... In a while, Criminal Guile
See you later People Hater... In a while, Salute Seig Heil
See you later Diesel Freighter... In a while, Swimmer Kyle
See you later Julia Roberts... In a while, Lovett, Lyle (they were once married)
See you later Change of Fater... In a while, a Country Mile
See you later Cabin Grater... In a while, Gomer Pyle
See you later Actress Mater... In a while, Porn will Rile
See you later Swiss Cheese Grater... In a while, Make Me Smile
See you later Oakland Raider... In a while, House of Style
See you later Jewish Seder... In a while, Mosaic Tile
See you later Hot Sun Shader... In a while, Murder Trial
See you later Leather Sueder... In a while, Chemical Vial
See you later Boiled Tater... In a while, Female Wiles
See you later Rays of Theda...
See you later Lord Darth Vader...
See you later River Wader...
See you later Fabricator... In a while, Impeachment Trial. (tbc?)