Crossword puzzle clue "most of a figure eight"

Figure eight figure

Most of a figure eight

TV character who has eight children and an eight-syllable last name

He played Tom Bradford, the dad in the eight-kid family on "Eight Is Enough": 3 wds.

Any eight-armed or eight-legged creature

Eight minus eight

"The most-played, most-imitated, most influential puzzler of all time," per the video game website IGN

Jazz singer and pianist who sang "Figure Eight" on "Schoolhouse Rock" (1924-2009)