"Now I remember!" (2,3)

I think it could be either:

Which length description are you looking for?:

2,3

2,4

oh yeah

'now i remember' is the definition.
(I've seen this in another clue)

This is the entire clue.

(Another definition for oh yeah that I've seen is " Exclamation of disbelief".)

I've seen this clue in the USA Today.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.