Eric spends a little time with his younger self in 1985. Also, remember phonebooks?

Producer's note: In the grand tradition of Star Trek (which began life with a long-unaired episode called "The Cage" before a major overhaul), BTBTTF boasts an all-new cast and crew for Episode 2. We think you AND your kids are gonna love it, and don't worry, it's here to stay for future eps, dropping every other Thursday!