hallucinogened

(/ˌhæl.uːˈsɪn.ə.dʒənd/)

adj.

Irrational or incoherent in speech and actions caused by alcohol.

Wavalene developed a sudden interest in salsa dancing and proceeded to demonstrate their moves to unsuspecting passersby, proving they were undeniably hallucinogened.

Source: Wiktionary