Will Ferrell nearly killed Zack Galifianakis Zach and Will Tue-31-Jul-12 16:57 Share this WILL FERRELL nearly killed his THE CAMPAIGN co-star ZACH GALIFIANAKIS by putting nuts in his breakfast burrito. The Hangover funnyman, who suffers from a serious nut allergy, was treated by an on-set medic and luckily made a full recovery. During an interview with U.S. TV host Jon Stewart, Ferrell explained, "We had a lot of fun. There were a lot of pranks we pulled on each other... Zac has a nut allergy... and so I had the craft service guy put some walnuts in his breakfast burrito and his throat closed up, to the point where they were like, 'Someone call a doctor... no seriously, someone call a doctor!'" "And the EMTs (Emergency Medical Technicians) came and they said, 'If had been five minutes later, he would have died.'"WENN.com You May Also Like Will Ferrell mocks Robert Redford's charity work in new skit Will Ferrell talks to Sharyn & Guy Anchorman 2 - new trailer released! Become a fan of The Edge on Facebook and on Twitter .