Beauty of the Elves (3.5e Feat)
From D&D Wiki
 Beauty of the Elves [Racial]
You are wonderous-fair to look upon.
Benefit: A number of times per day equal to you charisma modifier, you can attempt to enthrall a target within 30ft as a full-round action. That creature or character must pass a will save (DC 10+ 1/2 your Hit Dice+ you Charisma modifier). Failure indicates that the creature or character is fascinated. You also gain a bonus equal to your charisma modifier to diplomacy checks. This is in addition to the normal charisma bonus to diplomacy checks.