Crossword Clue:

Part of a dollar sign

Answer	Crossword Clue
ESS	Part of a dollar sign
KESHA	Pop singer who used to use a dollar sign for the third letter of her name
IOU	Letters that might precede a dollar sign

IOU	Letters that could precede a dollar sign
ESS	It's two steps away from being a dollar sign
KESHA	Pop artist whose stage name uses a dollar sign
KESHA	One-named singer whose name used to be spelled with a dollar sign