Switched at Birth 4×03 “I Lock the Door Upon Myself” – Bay gets an interview for a long-awaited submission with the Kansas City Artist Showcase to have her art be part of a public display but realizes her current status may prevent her from qualifying. When a dorm resident continues to prank the deaf students, Daphne challenges him to a dorm triathlon. Regina finds herself drawn to an East Riverside coffee house and its owner. A birthday milestone gets John thinking about the next chapter in his life. Meanwhile, Emmett makes a new friend at film school who gets him a gig on a real production.