Are there any pop songs dealing with Broadway?

Yes, there are a number of pop songs that deal with Broadway. Here are a few examples:

* "Luck Be a Lady" by Frank Loesser from the musical Guys and Dolls

* "The Music of the Night" by Andrew Lloyd Webber from the musical The Phantom of the Opera

* "One Day More" by Claude-Michel Schönberg and Herbert Kretzmer from the musical Les Misérables

* "Cabaret" by John Kander and Fred Ebb from the musical Cabaret

* "Seasons of Love" by Jonathan Larson from the musical Rent

* "Defying Gravity" by Stephen Schwartz from the musical Wicked

* "You Can't Stop the Beat" by Marc Shaiman and Scott Wittman from the musical Hairspray

* "This Is Me" from the musical The Greatest Showman

* "Let It Go" by Kristen Anderson-Lopez and Robert Lopez from the musical Frozen

* "I Dreamed a Dream" by Claude-Michel Schönberg, Alain Boublil, and Herbert Kretzmer from the musical Les Misérables