T-Mobile CEO John Legere is notorious for his brash demeanor (a rarity among CEOs) both in person and especially on Twitter. He's already been kicked out of an AT&T party this week, and today at 12:30PM PT / 3:30PM ET he'll take the stage to definitely entertain and hopefully match that bravado with some actual industry-shaking announcements. Yes, we'll be live-blogging T-Mobile, of course — while you wait, check out the best  of John Legere (so far). Warning: it's rather profane.

Originally seen in January 8th's First! CES 2014 morning show — see the full episode.

Update: And now the best of his CES 2014 presentation: