How to make a balloon dog

This is the kind of balloon u need

Hold the balloon on the tip of the pump

Pump the balloon until there's only a tiny bit uninflated.

Tie the knot

Make and "s" shape.

Twist in the middle.

Make a "c" shape.

Twist in middle.

Make another "c" shape.

Twist in the middle again.

And this should be your end result :)