Spitting grammar lessons over Gotye's "Somebody That I Used to Know," fast-rapping George Watsky-rival David McCleary "Mac Lethal" Sheldon — also known as the guy behind (and possibly in front of) Texts from Bennett — sets the record straight on the difference between "your" and "you're" once and for all.

Too fast? I'd tell you to read the lyrics in the video's description, but let's face it — if you're still unsure about when to use which, you're probably not the reading type.

[video via Black Clover Records]