[1] Written and produced by Smokey Robinson, "Don't Mess with Bill" features a lead vocal by Wanda Young.

The single peaked at number seven on the Billboard Hot 100 in February 1966, and at number three on Billboard's R&B singles chart.

"Don't Mess with Bill" was the Marvelettes' final top 10 single.

[1] Robinson reports that he chose the name because it fit the lyrics, not because it was his.

[citation needed] Cash Box described it as a "funky medium-paced pop-blues shuffler about love-struck gal who serves notice on one and all to leave her fella alone.