Former Clemson football star Diondre Overton was laid to rest at a heartfelt ceremony on Thursday ... less than two weeks after cops say he was shot and killed at a house party.
Arizona Cardinals linebacker Xavier Thomas -- Overton's former Tiger teammate -- shared a video on his Instagram page of the funeral services held at the Westover Church in Greensboro, North Carolina ... and you can see, it was all very emotional.
At the venue, Overton's loved ones paid tribute to the 26-year-old by displaying his Clemson football gear next to LED lights that spelled out his nickname, "Dre.