Look, everyone prepares for a job interview in their own way, OK?
Some people power pose, some do relaxation techniques, some - like Jeremy Corbyn, apparently - go and get a beard trim.
A video uploaded to his official Instagram and Twitter accounts shows him sitting solemnly in a barbers' shop while his facial hair gets some TLC.
People were very much into the moment.
Although some pointed out that given the result of recent polls, it might not be the best use of his time.
I guess we'll just have to wait and see whether it works...