Happy Star Wars Day: Mark Hamill leads the celebrations as fans flood Twitter with memes and gifs

'May the Fourth Be With You' - Twitter reacts to #StarWarsDay

Today's National Star Wars day

Thursday, May 4, 2017

Today is a very special day in a galaxy far, far away.

Yep, it's national Star Wars Day and fans all over the world are celebrating their favourite film.

In case you didn't know, Star Wars is celebrated today because of the films' iconic line 'May the Force be with you' (we'll leave you to work it out).

#StarWarsDay has been trending on Twitter as a result, with Mark Hamill, the star of the original series, leading the celebrations.

See a selection of tweets about the day below: