Zac Efron attempts an Aussie accent

There is one thing Zac Efron can’t master: an Aussie accent.

The 28-year-old has become the latest celeb to attempt the drawl in this promotional clip for his new comedy flick, Mike and Dave Need Wedding Dates.

Efron and his his co-star Adam Devine will be heading Down Under. The pair will walk the red carpet on July 6 at Event Cinemas, Parramatta Westfield.

Based on two partying brothers Mike (Adam Devine) and Dave (Zac Efron), the brothers place an online ad to find the perfect dates (Anna Kendrick, Aubrey Plaza) for their sister's Hawaiian wedding.

‘Mike and Dave Need Wedding Dates’ will hit Australian cinemas on July 7th.