RedactedNarrative: Occupants of Vessel 1 and Vessel 2 stated they were anchored side by side on Pickwick Lake in Hardin County, TN.  At around 1055 hours, occupants stated that a large Chaparral boat (TN 2655 DX), identified as vessel 3, pulling a tube made two circles around their anchored vessels.  They then stated that the wake caused by vessel 3 caused their vessels to collide with each other.  Damage to vessel 1 occurred on the starboard side and damage to vessel 2 occurred on the port side.