MacFarlane also returned to do the voice of Emily’s lawyer in “I Solemnly Swear” and had an uncredited appearance as a folk singer in Season 4’s “Die, Jerk.” When asked about how he got involved with “Gilmore Girls,” he said, “I was friends with Amy Palladino and Dan Palladino. So, it was a little bit of nepotism," said MacFarlane.