At the 2015 Golden Globe Awards, Kevin Hart went on record saying this film was his best work to date and is most representative of his work on-stage as a stand-up comedian.
On January 21st, 2015, Kevin Hart bought out two shows of The Wedding Ringer in a theater near Toledo, Ohio. He then urged his fans to "tell them Kevin Hart sent me." 500 patrons were then treated to a free showing of The Wedding Ringer.
In the family lunch scene, Kevin Hart's character 'Bic' says; "I remember when I was sucking d*ck for money...". This line came from his stand-up comedy show Kevin Hart: Laugh at My Pain (2011), in which he said his cousin did do that.
In her role as Grandma Palmer, Cloris Leachman has a total of two lines of dialogue:
- "red hot pussy seltzer", and
- "408" (an answer to a math problem).