<i>How I Met Your Mother</i> fans 'confused' and 'betrayed' by last episode ever

Ahh! The final episode of How I Met Your Mother has aired in the US... and fans are already tweeting their frustrations at the series' snoozy end after nine seasons.

No spoilers here though... we're just going to give you a social media snippet of the less than legendary comments left by devoted HIMYM fans. Check out those below and get a preview of the finale in the video above.

The Aussie air date for the final episode is yet to be released by Seven. Which ultimately means we have a little more time to figure out just who Ted Mosby marries...

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