Paul Rudd once took it upon himself to finish a massage for Seth Rogen without the comedian noticing. 1 / 7
The two actors/friends have worked with each other in several films including The 40-Year-Old Virgin, Knocked Up, and Anchorman. 2 / 7
On Monday, Rogen took to Twitter letting fans know about another one of Rudd's hilarious stunts. 3 / 7
While Rogen was in the middle of getting a massage at a Las Vegas spa, Rudd snuck into the room and took over the rest his massage. 4 / 7
Apparently, Rogen had no clue Rudd switched places with his massage therapist. 5 / 7
It wasn't until the very end of his session when he realized it was Rudd's hands that were working the magic. 6 / 7
Given the background of not only their personalities but longtime friendship, fans of Rogen & Rudd are likely unsurprised by Rogen's tweet. 7 / 7