The Best & Funniest Tweets from 'This Is Us' - "The 20s"

This Is Us has just aired season two episode six, "The 20s". No, it's not a flashback episode to the great-great-grandfather of the Pearson clan. Instead, it featured a flashback to when the Big 3 were in their 20s and facing some of their most defining moments. Randall becomes a father, Kevin decides to pursue comedic acting, and Kate... has an affair with a married man?

As per usual, fans to to Twitter to voice their opinions. Also per usual, we've compiled a list of some of the best and funniest reactions for your viewing pleasure.