The Thirsty Whale, which opened in 1975, was a rock and roll club, in River Grove, Illinois, it brought in which American rock band, headed by frontmen Gary Cherone and Nuno Bettencourt?
The Thirsty Whale:  It brought in acts like Blue Öyster Cult, Molly Hatchet, Black Oak Arkansas, Extreme, Foghat, Johnny Winter and Peter Criss. Extreme (band): Extreme is an American rock band, headed by frontmen Gary Cherone and Nuno Bettencourt, that reached the height of their popularity in the late 1980s and early 1990s.
Extreme