She and Trump "were honoured to pay tribute to our fallen heroes".
No argument from Joe Scarborough, who agreed entirely that "it would be a "vicious" and "unfair" person would lie about a loved one having a facelift for the goal of causing pain and embarrassment".
The first lady's public re-emergence is tied to one of her interests.
Melania, 48, had not been spotted since 10 May, she joined the president in greeting three American hostages released by North Korea.
Despite the operation's routine nature, Melania remained there for five days, returning to the White House on 19 May.
Grisham dismissed the media speculation as "nonsense".
Mrs. Trump's stay in the hospital was also shrouded in secrecy.
Scarborough shot back at Trump for his comments about a possible Melania "facelift" on Wednesday, tweeting, "I agree that it would be "vicious" and "unfair" to lie about a loved one having a facelift for the goal of causing pain and embarrassment". But over the past half century, it has become the expectation that people know the basic narrative of the first lady's activities. The popular rumor right now is that Melania is done with Washington D.C., and she is planning a permanent move back to her NYC penthouse.