This Michael Jackson foto contains
fedora, vilten hoed, homburg, cowboyhoed, trilby, fedora met vilten hoed, stetson, vierdeukenhoed, campagne hoed, schipper, leghorn, panama, hoed, zeeman, skimmer, strooien hoed, livorno, panama hoed, matroos, and stro hoed.
There might also be
porkpie, porkpie hat, porkpie hoed, bever, castor, and pak.