Are Max Carl and Tairrie B. both American singers?
Max Carl Max Carl Gronenthal (born January 29, 1950) is an American rock singer, keyboardist, guitarist and songwriter. He is the current co-lead singer of the classic rock band Grand Funk Railroad. In addition, he spent several years as the keyboardist and lead singer for the southern rock band 38 Special, for whom he co-wrote and sang lead on the hit song "Second Chance".
Carl Jefferson Carl Jefferson (December 10, 1919 – March 29, 1995) was an American jazz record producer, and was the founder of the Concord Records label.