- Said to have added a second "D" to his first name in the late 1930s in order to correct the imbalance created when puppeteer Bil Baird took the second "L" off his name.
- His personal habits (especially late-night partying and coming to work hung-over) gave rise to Chuck Jones lampooning Pierce by creating the character of Pepe Le Pew.
- In 1936, he served as president of an animator's union (mainly in protest to poor salaries) which held secret meetings at the El Coyote restaurant on Melrose Boulevard.
- Writer and voice actor who worked in McKimson's unit at Warner Brothers (Looney Tunes).
Contribute to this page
Suggest an edit or add missing content