IMHO...no brainer... this is;

cheat, cock-and-bull story, crap, crock, deceit, deception, diddling, dodge, fabrication, fake, falsification, fast one, fast shuffle, fib, flimflam, fraud, gimmick, gyp, hooey, humbug, hustle, imposture, joke, lie, practical joke, prank, put-on, racket, ruse, scam, sell, shift, snow job, spoof, sting, swindle, whopper

Source: Roget's New Millennium™ Thesaurus,