By Jack Gray & Ian Murphy
BBC Newsbeat
Transfer deadline day is over for another year so football fans can stop frantically scrolling through social media to see who their club have bagged.
But long-gone are the days of a new player being announced with a simple picture of them holding a scarf above their head.
These days it's all about carefully crafted, smoothly edited videos, usually inserting the star signing into a funny scene from a TV show or some other pop culture reference.
So what do the Teletubbies, the Inbetweeners and Back to the Future have in common?