This The Mentalist screencap contains
costume d'affaires and costume d’affaires.
There might also be
costume, costume de vêtements, costume trois pièces, robe costume, robe complète, frac, manteau de queue, queues, cravate blanche, cravate blanche et la queue, robe longue, tailcoat, tail coat, tails, cravate blanche et queues, habit, robe pleine, and queue de pie.
The Mentalist 6x12 "The Golden Hammer" -- Jane and the FBI investigate the murder of a high-tech cartographer who may have unearthed a spy ring before his death...