Shane Oman from 'Mean Girls' is in one of your favorite network TV shows and you had no clue

Everyone knows the movie classic "Mean Girls," this is given. We've followed the careers of all four of the Plastics, both great and not so great.

SEE ALSO: Jason, the guy who asked Cady if her muffin was buttered in 'Mean Girls,' is super grown up now

Photo cred: Getty

Just last week to went on the prowl to see what Jason has been up to, you could check it out above! This week we couldn't help but get Shane Oman out of our heads.

Shane Oman, for those that don't remember, was the the football stud that went to hook up with Regina George in the projection room above the auditorium.

Here he is caught in the act with Regina...

Photo cred: Tumblr

So that was Shane Oman, aka, Diego Klattenhoff.

Photo cred: Getty

Yes, these are the same person. Look familiar? How about in his current natural habitat of NBC's "The Blacklist"...

Photo cred: Getty

As if that wasn't enough, Diego was also in another little known show, "Homeland," where he played Mike Faber.

Photo cred: Alamy

It would a complete understatement to say Klattenhoff has been *busy* since being Regina' man candy back in 2004. Since then he's starred in a slew of projects such as "Supernatural," "24," and "Mercy" to name a few.

Honestly though, who knew?

After you come back from that shock you've just gone through, check out these pics from "Mean Girls" in the gallery below!

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