The Nutty Professor (character) recently fallen in love with grad student and chemistry teacher Carla Purty (Jada Pinkett Smith), Klump uses his latest discovery, a weight-loss serum that rewrites the subject's genes, to lose weight in order to spend time with her. Unfortunately, this serum creates the confident but mean-spirited individual known as Buddy Love, due to the testosterone imbalance caused by the transformation causing Buddy to manifest as an independent personality. When Klump's student and assistant Jason learns what has happened, he realizes that Buddy is gaining increasingly greater freedom from the professor's influence. This encourages Klump to take back control of his
The Nutty Professor simply obnoxious — since to his surprise more fan mail came for Love than for the professor. Film critic Danny Peary made the claim in his 1981 book "Cult Movies" that the character of Love is actually a representation of a dark side of Lewis's real personality. Lewis has stated that the two represented good and evil. The character of Professor Frink from the animated television series "The Simpsons" loosely borrows many of his mannerisms and technique from Lewis' delivery of the Julius Kelp character, as well as the transition to a Buddy Love version of Frink in several episodes.