Source: Races of the Dragon
Your arcane talents lend you a great deal of allure.
Prerequisite: Draconic Heritage, Wizard level 1st.
Benefit: After you cast an arcane spell, you gain a bonus equal to 1-1/2 times the spell's level on your next Bluff, Intimidate, or Perform check. The check must be made before the end of the next round.