<human>: What is the best way to: To remove all of the built-up gunk from your shower head,

OPTIONS:
- fill a sandwich bag with white vinegar and tie it around the shower head. Leave it overnight to soak.
- fill a bottle with water and spray it all over the shower head. Leave it for a few seconds before scrubbing.
<bot>: fill a sandwich bag with white vinegar and tie it around the shower head. Leave it overnight to soak.