MasterChef 13-39

Tuna Wellington Pressure test. Fish butcher extraordinaire Josh Niland reveals his first pressure test dish: tuna wellington with mashed potato and tuna gravy. Whoever cooks the dish that is least like Josh's will be sent…

Team Challenge: Team Relay. In MasterChef's most notorious team challenge, four teams will navigate the chaos of the Team Relay to compete for a chance to cook for Immunity.

It's the final day of HEAT WEEK and four cooks face off in head-to-head duals in an elimination challenge. After two rounds of battle, the bottom dish in the final dual will send its maker…