Bars and Melody

When Bars and Melody enters the battlefield, choose one:
Bars - Whenever and opponent casts a spell, stand up and rap for thirty seconds. Then, draw cards equal to the amount of times that you stuttered or messed up, plus one.
Melody - Whenever an opponent deals damage to a player or that player's creature/s, stand up and sing in your best voice for thirty seconds. Then, draw cards equal to the amount of times your voice cracked, plus one.