Catching the crazy turkey is a sexual act, usually done during the Cow Girl position, where in both the male and female flap their arms without rhythm and gobble savagely.
Michael and Lindsay received complaints from their neighbors because they spent the night catching the crazy turkey.
Ryan - "You haven't been sleeping in that bed anyway. Everybody know's where you've been. You've been getin' the- you've been catching the crazy turkey over there in Lindsay's bed."