Ian Reed Kesler

Sheldon and Leonard hire Professor Proton (guest star BOB NEWHART), the host of their favorite childhood TV show, to perform. Also, Howard and Bernadette run into trouble babysitting Raj's dog.

An aspiring singer (Ace Young) is murdered and, as Brennan and Booth investigate the musician's fans and foes, one obsessed woman transfers her affections to Booth.

A handsome businessman, Owen (guest star Ian Reed Kesler – Mom, Weeds), returns Max and Caroline's missing cat, Nancy, who comes home with a big surprise.

Liv, Babineaux and Ravi investigate a peewee coach's death; Liv gives Major a pep talk; Blaine and Ravi work together on the cure; Suzuki's widow visits Babineaux.

The gang's high school reunion has come at last; each of them recalls the events that shaped them into the people they are now.

The gang hatches a plan to repair its tarnished reputation in the eyes of former high-school classmates.