The "Bodies, Bodies, Bodies" co-stars arrived at his NYC apartment late Monday night ... seemingly having a great time with each other yet again.
This of course comes on the heels of the 2 being spotted a few times together. As we reported, they were trying to stay low at a Whole Foods in Brooklyn over the weekend, covered in hoodies as they exchanged smiles at checkout.
They were also seen with their other 'BBB' co-star, Rachel Sennott at a NY Rangers game last week ... it could've just been a 3-way friendly outing, but now, connecting the dots ...
Dating rumors have been circling, but a rep for Pete shot them down -- telling TMZ they most definitely are not an item, but instead are "great friends and they have been since they met filming 'Bodies, Bodies, Bodies.'"