I've been thinking the same thing.  To my ears it sounds like Self,
Matt Mahaffey's band, especially the harmonies and the word "Subway"
right at the end.

http://en.wikipedia.org/wiki/Matt_Mahaffey

>  Date: Wed, 9 Apr 2008 22:02:46 -0700
>  From: "Marty Rudnick" <mrudnick@marturo.com>
>  To: <audities@smoe.org>
>  Subject: Is it just me, vol. 4
>  Message-ID: <006b01c89ac8$1e2e32e0$5a8a98a0$@com>
>
>  Or is song in the Subway  "5 dollar foot long" commercial really hooky?
>  http://youtube.com/watch?v=WHIo4VruGZY
>  Marty