George W. Bush did not attend a White House event honoring his late mother, former first lady Barbara Bush, with a commemorative U.S. postal service stamp.

In the White House’s East Room, first lady Melania Trump and members of the Bush family gathered to unveil a U.S postage stamp bearing the portrait of former first lady Barbara Bush.

First lady Melania Trump honored one of her predecessors, the late first lady Barbara Bush, Thursday with the unveiling of a new US postage stamp at the White House Thursday, heralding Bush’s “forward-thinking vision” and 1990 call for a female president.