The Smile
S4, E14: Frankie and Mike begin to worry that Axl's chances of getting a scholarship have passed him by, while Sue is determined to prove that smiling is contagious for a science project.

S4, E14: Frankie and Mike begin to worry that Axl's chances of getting a scholarship have passed him by, while Sue is determined to prove that smiling is contagious for a science project.