This Michael Jackson foto contains
filzhut, homburg, stetson, trilby, fedora, stetson trilby, kampagne hut, kampagnenhut, boater, leghorn, panama, panamahut, seemann, skimmer, hut stroh, bootsfahrer, bein, strohhut, livorno, and panama-hut.
There might also be
kavalier hut, schlapphut, slouch hut, kavalier hut schlapphut, snap randhut, schnappen sie randhut, snap krempe hut, porkpie, and porkpie hut.