As the end credits are about to roll, Ross asks Christine what she's doing, and she says her 'quintet' is going to play Mozart's Concerto for string instruments; however, there are only four people in the ensemble she is conducting, which is a 'quartet'.
Valerie says Lance can do a demonstration in the kitchen without water, but she doesn't get water dumped on her.
When El Capitano wants to trade places with Alasdair to hear the gunshots better, Alasdair says "I don't know" without getting slimed.
Ross demonstrates how his ukulele can also sound like an electric guitar, but when he starts strumming vigorously, the electric guitar sound does not kick in for nearly a second.