To wear many hats Verb + object/complement
It can also be phrased as "wear several hats".
To have many roles, jobs or positions
I'm self-employed, so I wear many hats: manager and accountant.
Recruiters tend to choose candidates who can wear several hats.
Nowadays many people suffer from deep depression as they are wearing many hats.
The verb "wear" should be conjugated according to its tense.
Someone who is totally bad at doing something.
Mary really can't sing for toffee.