My 10 year old daughter likes to watch Sam & Cat on Nickelodeon. While she was watching the latest episode "SalmonCat," I heard a familiar voice and then saw two familiar faces:

Laverne & Shirley on Sam & Cat (http://www.huffingtonpost.com/2013/11/07/laverne-and-shirley-sam-and-cat-reunion_n_4228163.html)

It was a really good episode both showed they can still do physical comedy.