t-mobile introduces america's only unlimited 4g lte family plan. get two lines of unlimited 4g lte data for just 100 bucks a month. with any smart phone. including the samsung galaxy note 4, for $0 down. add more family members for just 40 bucks a pop. think the other guys have a family plan like this? think again. only t-mobile has an unlimited 4g lte plan for the whole family. that'll get your holiday bell ringing. ♪ my baby drove up in a brand new cadillac ♪ ♪ ♪ my baby drove up in a brand new cadillac ♪ ♪ ♪ look here daddy, i'm never coming back ♪