After failing to build a gun, this singer wrote a song in an hour that repeats the phrase “too slow.” This singer closed performances with a 10-minute biblically inspired song that includes a rhythmic clapping section. In 1987, this singer improvised a Bach-inspired fugue during a performance of “My Baby Just Cares for Me.” Hal Mooney added a piano triplet and emphasized the first and third beats in a 1965 arrangement for this singer whose lyrics include “It’s a new dawn, It’s a new day” and a line (-5[1])about “birds flying high.” Bandleader Weldon Irvine wrote lyrics inspired by Lorraine Hansberry for this singer’s Civil Rights anthem “To Be (-5[1])Young, Gifted, (10[1])and Black.” For 10 points, (10[1])name this blues singer whose signature songs include “Mississippi Goddam” and “Feeling Good.” ■END■ (0[3])