Before Barack Obama's rally at Nashua North High School, hundreds of people crammed into its gymnasium stayed upbeat by listening to the O'Jays, to Earth, Wind & Fire, to Michael McDonald and the Doobie Brothers.
That's Kenny Thompson's job. On this day, the Obama advance man has a 19-song warmup set on his Mac Book. "Mostly, they're songs I like,'' said Thompson, 27, a onetime middle-school saxophonist whose tastes owe a debt to his dad, a lover of 60s and 70s soul. "I've got hundreds of songs.''