This Michael Jackson foto contains
filzhut, homburg, stetson, trilby, fedora, and stetson trilby.
There might also be
oberbekleidung, überkleidung, overclothes, box mantel, kastenmantel, box-mantel, boater, leghorn, panama, panamahut, seemann, skimmer, hut stroh, bootsfahrer, bein, strohhut, livorno, and panama-hut.