Matt Damon repeatedly said that he missed out on hundreds of millions of dollars by turning down Avatar. Director James Cameron says that Damon never would have made that much if he'd joined the ...

James Cameron denies Matt Damon missed out on huge “Avatar” payday: 'That never happened'

MSN: Matt Damon reveals the role that got away: "That must've happened for a reason"

Matt Damon reveals the role that got away: "That must've happened for a reason"

Happen means ‘occur’ and most commonly ‘occur by chance’: … In English, many past and present participles of verbs can be used as adjectives. Some of these examples may show the adjective use. Yet, as stated above, its discovery happened at a time when it was still not visible.

This brings us to a common confusion between “happend” and “happened.” Let’s sort this out. The correct form is “happened”. “Happend” is a common misspelling and is not recognized in English grammar. Happened” is the past tense of the verb “happen,” which means to occur or take place.

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Correct spelling, explanation: happened is the correct form, because contrary to such words as planned or beginning, the n in happened is not a part of the stressed syllable.

While “happened” is the correct spelling, “happend” is an incorrect form and should not be used. “Happend” does not appear in any standard English dictionary, nor does it follow English grammar or spelling rules.