Characters
This suit is for leisure. But many times I wear it to get down to business.
— Fez ‧ That '70s Show

Behind the line May contain spoilers.
Our reading
An editorial interpretation.
The speaker contrasts a suit intended for leisure with wearing it to get down to business. That phrase can suggest serious work or carry a playful double meaning. The joke turns on the outfit's relaxed purpose and the speaker's claim to put it to more active use.
Context reviewed