Musk fans delighted in seeing X, whom he shares with singer Grimes, in the Oval Office.

Elon Musk's young son X Æ A-Xii made an adorable appearance at the White House as President Trump signed an executive order ...

Elon Musk made his debut public appearance with Donald Trump at the White House Tuesday to announce fresh powers to overhaul ...

Xii, made his White House debut during an executive order signing with President Donald Trump. The toddler became the center ...

MSNBC’s Lawrence O’Donnell details the display of the presidential subservience to Elon Musk in the Oval Office as they made baseless claims of waste, fraud and abuse without any evidence and turned ...

After Elon Musk's complained about "unelected" influences on politics, Nicolle Wallace cut in to say, "Irony died while he was talking." ...

Elon Musk joined President Trump in the Oval Office, where he took questions from the media for the first time.

Trump had offered the Oval Office reins to Musk, who defended his embattled Department of Government Efficiency and blasted the federal government.

Photos taken from just outside the Oval Office show the 82-year-old commander-in-chief with the small cushion wedged between the presidential rump and the seat of the seemingly firm leather chair.

Time published its latest cover featuring an image of Elon Musk sitting behind the Resolute desk in the Oval Office. NBC News' Garrett Haake has more on the cover and President Trump's reaction.