"What Would You Say" is a song by American rock group Dave Matthews Band. It was released in September 1994 as the lead single from their debut album Under the Table and Dreaming. It reached #11 on the Modern Rock Tracks chart. In June 1995 it peaked at #9 on the Mainstream Top 40 chart. John Popper of Blues Traveler appears as a guest performer, playing the harmonica.
^ abcErlewine, Stephen Thomas (January 1, 1997). "Various Artists - MTV's Best of the Buzz Bin, Vol. 1 (1996)". In Bogdanov, Vladimir; Erlewine, Michael; Erlewine, Stephen Thomas; Unterberger, Richie; Woodstra, Chris (eds.). AllMusic Guide to Rock. San Francisco: Miller Freeman, Inc. p. 1080.