Almost 50 years later, Stevie Nicks and Lindsey Buckingham still can't quit stirring rumors. Two parts of a tempestuous love affair that helped buoy Fleetwood Mac's success, Nicks and Buckingham whipped fans of the '70s rock band into a tizzy this week when they hinted at a possible reunion.

Fleetwood Mac was reeling from the departure of Lindsey Buckingham, but Christine McVie rose to the occasion on their last big American hit.