Years after Justin Guarini competed on American Idol and starred in "From Justin to Kelly," the 36-year-old actor is back in some hilarious new ads for Diet Dr. Pepper. The singer and Broadway actor ...

No, that’s not the Darkness’s Justin Hawkins or Stix Zadinia from Steel Panther rocking out in those new, going-viral-as-we-speak Diet Dr Pepper commercials. It’s not even American Idol’s Constantine ...

LIL' SWEET is a fictional miniature musician who finds his home in various Dr. Pepper advertisements. The beloved character has appeared in commercials since 2015. Lil' Sweet is seemingly the mascot ...

From Idol to ads! Justin Guarini is back on television 13 years after he made his debut on 2002's inaugural season of American Idol. The singer, 36, landed a spot in an instantly inescapable new Diet ...

Get our weekly picks of what to do this weekend and the latest on Philly's arts and entertainment scene. Here’s your Friday afternoon giggle: Bucks County’s own Justin Guarini donned some ...