Streets Behind 

If you don’t know what streets ahead means, you are streets behind.

Season 4 of Community was streets behind.

Streets Behind by The Ass Crack Bandi April 16, 2021

streets behind 

Uncool or unhip; behind the times. As seen on the TV show "Community."

Pierce: "Streets ahead" is verbal wildfire.
Annie: Does it just mean "cool," or is it supposed to be like "miles ahead?"
Pierce: *sigh* If you have to ask, you're streets behind.

streets behind by Toadaron April 24, 2010

Streets behind 

You're Streets behind if you don't know what Streets ahead means.

If you don't know what Streets behind means you're Streets ahead

Streets behind by Dr. Gerhard November 17, 2021