Bells and whistles

Bells and whistles refers to non-essential features, visual or functional, that are an enhancement to an object.

It may also refer to:
 * More Bells and Whistles, a 1990 computer animation created by Wayne Lytle
 * Detana!! TwinBee, a 1991 coin-operated video game produced by Konami (released outside Japan as Bells & Whistles)
 * "Bells and Whistles", a song by Andrew Jackson Jihad from the 2007 album People That Can Eat People Are the Luckiest People in the World
 * "The Bells and Whistles", an episode of American TV series Smash