The Bells, the bells

 is the first level of More Bloons.

Completion
To complete this level, all you need to do is pop the bloons in this level. If you want to pop extra bloons more easily, you can use the Tack Bloon in the top and the Triple Dart Bloon in the middle-left. Note that there is an Ice Bloon in the bottom.

Trivia

 * It is the first level in More Bloons that features Ice Bloons.
 * In this level there is a bell-shaped group of bloons.