Irresistible Dance

Schools: Enchantment (Compulsion) [Mind-Affecting]
Level: Sor/Wiz 8
Components: V
Casting Time: 1 action
Range: Touch
Target: Living creature touched
Duration: 1d4+1 rounds
Saving Throw: None
Spell Resistance: Yes

The subject feels an undeniable urge to dance and begins doing so. The dance makes it impossible for the subject to do anything other than caper and prance, worsens the Armor Class of the creature by -4, makes Reflex saves impossible except on a roll of 20, and makes it impossible to use a shield.