Answer:
A red drum which sounds without being touched, and grows silent, when it is touched.
I'm sometimes white and always wrong. I can break a heart and hurt the strong. I can build love or tear it down. I can make a smile or bring a frown.
What is yellow, looks like the moon and has seeds?
Slayer of regrets, old and new, sought by many, found by few.
The itsy bitsy teeny weeny yellow polka dot variety is quite popular.
People take me on walks and I run and have fun. What am I?