The singer also performed a new song she wrote just for host Jimmy Fallon on Wednesday night's (June 12) show.
The singer opened up about her decade-long struggle with the rare neurological disorder in Tuesday night's (June 11) primetime NBC special.
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The time-traveling show's star predicts Taylor will surely "fall for a man in a ginger wig" when he attends her show in Scotland this weekend.
The singer/actress emerged victorious over Gumball on Wednesday night's (May 22) finale.
The co-star of "The Bear" swears that things were all good for her first hosting gig in February after an old clip resurfaced in which she denigrated JLo.
"This again show the world how music is the international language," according to Mr. Worldwide.
Eilish made the televised debut performance of "Lunch" on Tuesday (May 21) show, where she also dreamed about recording a standards album one day.