Taylor Swift not only hit the club with Travis Kelce and co. after the Super Bowl -- but she was there with her parents too ... something she caught on camera and posted online.
The pop star threw up some behind-the-scenes footage Monday night showing off what she had gotten up to the night prior, this after the Chiefs' big win in Vegas ... after which Tay Tay and the team hit the town and painted the town red at after-parties.
As it turns out .