Crossword puzzle clue "doubled cheer for boy"

Doubled cheer for boy?

When doubled, start of a cheer

Cheer squad cheer

"Cheer, cheer for old ___."

Badly Drawn Boy's "___ a Boy"

With Los,birthplace of Little Boy and Fat Boy

___ Savage, player of the boy on "Boy Meets World"

"A Prairie Home Companion" director; "it" game; performer Marilyn; PC key; ear part; mama's boy; grown boy; "Notes On 'Camp'" essayist; blue shade