Working the entertainment beat, DiLella has interviewed many legendary artists including Edward Albee, Tom Hanks, Vanessa Redgrave, Bono, August Wilson, Elton John, Liza Minnelli, Patti LuPone, Bette Midler, Hugh Jackman, Tom Stoppard, Carol Channing, James Earl Jones, Chita Rivera, Jane Fonda, Elaine Stritch, Angela Lansbury, Lady Gaga, Tony Kushner, Andrew Lloyd Webber, and Ben Vereen.

In the fall of 2009, DiLella and the "On Stage" team were honored by the New York Musical Theater Festival for their weekly coverage of NYC theater.

In addition to filing reports on the Broadway and off-Broadway scenes, DiLella has traveled internationally to cover theater in Japan, Hong Kong, England, Scotland, Germany, and Canada.

DiLella made his Broadway debut – a cameo role – in September 2010, playing a chimney sweep in the Disney production of "Mary Poppins." In 2012, he returned to the Broadway stage in "Newsies."

In May 2013, Time Warner Cable unveiled a spin-off of "On Stage" entitled "On Stage Across America." The monthly program, which is produced and hosted by DiLella, shines a spotlight on Broadway theater, national tours, regional theater, and high school plays.

In addition to his work at NY1, DiLella is a contributing correspondent for Playbill, the national theater magazine, and has given lectures on theater and journalism at Hofstra University and The American Theatre Wing. He has also appeared as a theater correspondent for the BBC, Sirius XM, "The Early Show" on CBS, CTV, The American Theatre Wing, and Al Jazeera TV – as well as in the 2010 documentary, "Pitmen Painters – A Brush with Broadway." He has also appeared on NBC’s "Smash," portraying himself.

DiLella received a B.A in communications/journalism with a minor in theater from Fordham University at Lincoln Center. In January of 2013, he returned to his alma mater as an adjunct professor teaching "theater journalism," a course he created.