The answer to the clue below is a pair of rhyming words. The lengths of the respective words are in parentheses.
For example "plump feline (3,3)" would be "fat cat". I need help with the remaining ones.
1.) Boxing ring? (5,4) ***** ****
2.) Shopping center announcement (4, 4) **** ****
3.) Wedding star's usher (5,5) ***** *****