Once again, we're taking a look at some of the more notable YouTube videos this week.

In this edition, we have a couple of fantastic time-lapses, a new smile, a cocktail typewriter and plenty of other clips.

One of the more popular videos this week was a time-lapse of photographs taken from the International Space Station (3.7 million views)

With the controversial 'Don't Ask Don't Tell' military policy ending, one US soldier decides to call his father and come out of the closet. (2.1 million views)

A little girl, who underwent an operation to fix her cleft palate, sees her new smile for the first time. (790 000 views)

One enterprising guy created a typewriter that mixes cocktails – maybe we should get this in the office... (30 000 views)

Page two: Man-Land and tricycle racing!