President Trump, the poster-in-chief, may have finally been outposted — by the owner of the social media platform he used to love.

Over the course of their now-rocky relationship, Elon Musk and Donald Trump shared a number of notable memes, media moments and photo ops together. They amplified one another on social media and appeared side-by-side at campaign events,

President Donald Trump on Thursday threatened to cut off government contracts with Elon Musk's companies, as the once-close relationship between the world's most powerful man and its richest unraveled publicly on their rival social media platforms.