This is the biggest hit from the British soul group M People. In it, a woman discards her cheating, boorish man, and is going to better her life now that he's gone. Front-woman Heather Small provides very distinctive vocals.
The song was featured in the 1997 motion picture The Full Monty.
Suggestion credit: Mike - Santa Barbara, CA, for above 2
This was the biggest hit for M People, and their only chart entry in the US.