Clarence "Mac" McDonald (1944 or 1945 – July 21, 2021) was a Los Angeles-based American pianist, composer, arranger, and producer. McDonald was known for his musical diversity, enduring melodies and signature groove. His most famous composition is Silly sung by Deniece Williams in 1981 and Taral Hicks in 1997. In 2010, the song's instrumental intro and bridge were sampled in Monica's seven week-long Billboard No. 1 R&B Grammy nominated song "Everything To Me". He worked with a long list of entertainment icons including Ray Charles, Barbra Streisand, Ella Fitzgerald, Justin Timberlake, Aretha Franklin, James Taylor, Carole King, Taral Hicks, Freddy Hubbard, Nancy Wilson, Boz Scaggs, Seals & Crofts, Bill Withers, and the Jackson 5. McDonald performed on the all-star benefit album Jazz For Ja