On a scale from 1 to Justin Bieber, how in love are you with your fianceé?
The Canadian singer had a surprice performance for his girl, Hailey Baldwin, as well as people walking by outside of Buckingham Palace in London on Tuesday. The Biebz covered Tracy Chapman's "Fast Car" and his own song with Major Lazer and MØ, "Cold Water".
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He even said "that girl right there is the love of my life". We're not crying, you're crying.
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Watch more of his performance here: