GONZO
bizarre, eccentric, freakish, freaky, flaky, flakey, gonzo, off-the-wall, outlandish, outre
(adjective) conspicuously or grossly unconventional or unusual; “restaurants of bizarre design--one like a hat, another like a rabbit”; “famed for his eccentric spelling”; “a freakish combination of styles”; “his off-the-wall antics”; “the outlandish clothes of teenagers”; “outre and affected stage antics”
Source: WordNet® 3.1
Etymology
Adjective
gonzo (comparative more gonzo, superlative most gonzo)
(journalism) Using an unconventional, exaggerated and highly subjective style, often when the reporter takes part in the events of the story.
Unconventional, bizarre, crazy. [from 1974]
Noun
gonzo (plural gonzos)
Gonzo journalism or a journalist who produces such journalism.
A wild or crazy person.
Source: Wiktionary