Seth MacFarlane opened Saturday Night Live‘s season last night and confirmed SNL still loves itself an opening monologue musical number.

MacFarlane sang a little ditty called My Head Is Filled With Voices and treated the audience to voices from Stewie and Peter Griffin on Family Guy to Kermit the Frog:

Stewie wasn’t the only cameo of the premiere — John Mayer appeared during Frank Ocean’s musical guest performance on guitar.

Contact the author of this post at Jessica.Wakeman@Gmail.com. Follow me on Twitter and Tumblr.