Donald Trump and Elon Musk exchanged back-and-forth insults online after a disagreement over the president's spending bill. Here's a complete timeline of Donald Trump and Elon Musk's friendship, including why they are now feuding.

The allegations against Elon Musk suggest he was a frequent user of ketamine, ecstasy, psychedelic mushrooms, and Adderall while he provided advice to the President. Per reports, he carried a pill box with him and allegedly took drugs daily as of last year.