Michael Patrick McGill

Howard and Sheldon bond over their relationships with their disappointing fathers when they drive to the desert to shoot off a model rocket. Meanwhile, it rubs Leonard the wrong way when his mom (CHRISTINE BARANSKI) finds a new best friend in Penny.

Eric gets in a fender bender with an actress and believes they shared 'a little moment.' Turtle picks up a few provisions (and a few girls) at the market for an impromptu afternoon party, but gets momentarily sidetracked on the way home. Mrs. Ari is asked to reprise her role on a 'Y&TR' anniversary special, to Ari's chagrin.

Walden worries that ending things with Ms. McMartin will become an issue; Alan hesitates when Lyndsey asks him to move in with her.

After their split, Alan wants to gain custody of his and Kandi's dog.

Amy orchestrates a meeting with a journalist to share some incriminating e-mails from work; Jeff encourages Amy to find more explosive evidence.