Either way, Step Brothers remains one of the duo's best-known ventures with some hilarious quotes. Related: The 10 Most Memorable Quotes From The Legend Of Ron Burgundy ...

Will Ferrell and John C. Reilly's 2008 comedy 'Step Brothers' became a hit but a sequel hasn't happened 15 years later. Costar Mary Steenburgen said as recently as May: 'I wish we would do another ...