I rented a tuxedo for $200 from The Black Tux for a friend's wedding. ... In the end, I ended up going with a three-piece tux with a vest, shirt, pants, and all the accessories for around $200.

Smythe's tailored tux vest works with denim, over floaty dresses or with trousers for a tailored look — all while keeping your cool. Smythe tuxedo vest, $650, saks.com .