Your friend was asking you what episode are you currently on. i.e: A: Where did you get up to? B: Episode 14. I got up to the part where Joe is taking the test (this indicates you have yet to finish the episode) OR A: Where did you get up to? B: I just finished episode 14 OR A: Where did you get up to? B: Episode 14 or 15, I cannot remember

Me and my friend were talking about tv show. Then he said where did you get up to? What did he mean? A: I have been watching the Friends TV show from the beginning. B: Where have you got up to? A: season 3, episode 4. . I'm been reading the book of "Fault in our start". Where are you up to? Have you got to the part where they .....whatever..... yet? Where did you get up to? is past tense. A: I was watching the documentary, but I got interrupted. B: Oh, where did you get up to? A: The part where he goes to Beijing and .... BTW: My friend and I were talking about tv show. <--- better this way :)

It is English slang. He means: What part of the show are you watching now?