Mark Hamill and Ariana Grande share a glorious Twitter exchange over 'Thank u, next'

You'd think Mark Hamill was living in a galaxy far, far away. Or that he stopped following the music scene a long time ago. 
The Star Wars actor just had a hilarious Twitter moment where he was blissfully unaware that he was quoting one of the most talked-about songs of the moment. 
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"Thank you, next," Hamill wrote, which incidentally is both the title and the chorus of the latest song by Ariana Grande."Tha