UnScramble this Word: f r e s f l p i?

Questions

Ska Sweet sounding Boston band that seduced us with a Simple Song?

Ska What rocksteady act had an early MTV hit with the song "Our House"?

Performs classic song, La Grange?

Performs: Bad habit, Genocide, Killboy Powerhead?

Performs: Flame trees, Cheap Wine, Breakfast at Sweethearts (Australian)?