HOW I MET YOUR MOTHER "The Best Burger In New York" (Season 4 Episode 2)

Regis Philbin (guest stars) and Barney (Neil Patrick Harris)

Check out some pictures from HOW I MET YOUR MOTHER's new episode, "The Best Burger In New York" airing Monday, Sept. 29 (8:30-9:00 PM, ET) on CBS.

Regis Philbin guest stars in this new episode of How I Met Your Mother. This burger escapade promises loads of fun. Can't wait to see it.

You can see more photos from How I Met Your Mother "The Best Burger In New York" below.

Read all our How I Met Your Mother coverage here.

Episode Synopsis: "The Best Burger In New York" - A "burger-mad" Marshall is on a quest to find the place where he ate the first hamburger he ever had in New York. Guest starring Regis Philbin.