Longtime Partners Will Ferrell, Adam McKay To Go Their Separate Ways – Deadline
Will Ferrell and Adam McKay Celebrate a Decade of Gary Sanchez Productions
Will Ferrell, Adam McKay's Gary Sanchez Productions Signs New Paramount Pact - IMDb
The Other Guys (2010) - IMDb
Adam McKay Wants to Fix Will Ferrell Split: Get Back to Our Old Rhythm – IndieWire
Producing Partners Will Ferrell, Adam McKay to Separate – The Hollywood Reporter
Why Will Ferrell and 'Anchorman' director Adam McKay ended friendship
Will Ferrell Reveals Reason For Split With Adam McKay
Will Ferrell Reveals Why He Split With Producing Partner Adam McKay