We'd heard a rumor this was coming, and T-Mobile has now made it a reality -- the carrier will be offering a one-day-only, every phone is free event on June 19th to celebrate Father's Day. Yes, that really means every phone T-Mobile offers (including the brand new myTouch 3G Slide and Garminfone) and the only "catch" is that you have to either switch to a family plan or add a new line to an existing plan -- and, of course, sign a two-year
