According to sources, T-Mobile’s Galaxy S II is schedule for an Ice Cream Sandwich update on May 14th, the Sensation 4G and Amaze 4G are due to get Ice Cream Sandwich June 16th. There was a previous rumor we reported on in March that said the ICS update was coming to the Galaxy S II on May 13th, so this rumor comes close. TmoNews reports they got their hands on whats to be believed to be the official ICS roll-out dates for the three devices. Although these may be the dates now, the future can change so don’t hold your breath to the exact dates listed. We will keep you up to date.