Githyanki Dragonrider( Monster Manual IV, p. 202)
A creature with this feat has a knack for getting along with red dragons.
Ride 5 ranks, Githyanki,
The Creature gains a +2 bonus on DIplomacy checks when dealing with red dragons, and a +2 on ride checks it attempts when riding a red dragon, it and it's mount gain a +1 bonus on Reflex saves and a +1 insight bonus to Armor Class.
The Diplomact bonus from this feat stacks with the Githyanki racial bonus on diplomacy checks when dealing with red dragons. A Githyankifighter can choose this feat as a bonus feat