Michelle Obama and Donald Trump have not exactly hidden their disdain for one another. Here's what we know about their ongoing feud.

Former President Barack Obama arrived at the U.S. Capitol on Monday for President-elect Trump’s inauguration ceremony without former First Lady Michelle Obama.

Former first lady Michelle Obama is skipping Donald Trump's inauguration. She also did not attend Jimmy Carter's funeral last week.

She’s never been fake… She’s always been very deliberate about where and how she shows up,” a source told Page Six.

The former first lady decided not to accompany her husband, former President Barack Obama, to the swearing-in ceremony.

Michelle Obama will not join her husband, Barack Obama, at Donald Trump's second presidential inauguration, a spokesperson for the former first couple confirmed to PEOPLE on Tuesday, Jan. 14

Former first lady Michelle Obama won’t attend President-elect Donald Trump’s inauguration, though former President Barack Obama will be there, the Obamas' office said in a statement. No reason was given.

Former Presidents Barack Obama, Bill Clinton and George W. Bush will come together again next week for the inauguration of President-elect Donald Trump, but one spouse, Michelle Obama, is sitting this one out.

A source familiar with the Obamas' circle told Page Six last week that Michelle would not be attending Monday's ceremony because she is "no phony."

Former first lady Michelle Obama is set to snub President-elect Donald Trump’s Inauguration next Monday, after missing former President Jimmy Carter’s funeral last week where she

Former first lady Michelle Obama was not among the guests at President-elect Donald Trump's inauguration today, her second time in two weeks missing a high-profile gathering of former presidents and first ladies in Washington,

A source later spoke to People about what led Michelle to her decision. “There’s no overstating her feelings about [Trump],” the insider said. “She’s not one to plaster on a pleasant face and pretend for protocol’s sake. Michelle doesn’t do anything because it’s expected or it’s protocol or it’s tradition.”