Although he's been on screen now for almost a decade (and on the Internet before that), T.J. Miller's most iconic role so far is his current one—Erlich Bachman on Silicon Valley—but this outtake from the HBO show demonstrates how that decade of training has paid off.
Even if you've never seen the show, all you need to know is this: Miller, an entrepreneur in the youth-obsessed tech industry, walks into a room to greet 64-year-old Stephen Tobolowsky, whose character is joining the company as an experienced CEO. Miller's character is threatened by this, and opens the conversation by insulting Tobolowsky's age. HBO probably only needed one or perhaps two insults, but Miller provided them with about 100 to work with:
Maybe T.J. Miller should start a real-world app that generates custom-made insults.