Mark Wahlberg is a diehard Patriots fan. If you didn't know that fact before, you'll find out today on Ellen.

The actor talks about that wild Super Bowl victory and his 8-year-old son's fellow Pats obsession.

Walhberg also proudly announced he's the new assistant coach for his son's football teams.

Preview below and watch at 4:00 on NBC 12, followed by First Coast News at 5:00.

Mark Wahlberg on Ellen