Most pop culture watchers know by now that first daughters Sasha and Malia Obama are Justin Bieber fans. Turns out Bieber is a fan of their father, President Barack Obama, too.

After performing at a Christmas concert attended by the first family, Bieber tweeted that Obama is “one cool pres”:


Also in attendance at the holiday concert at Washington’s National Building Museum: singers Victoria Justice and Jennifer Hudson, comedian Conan O’Brien, and of course, Sasha and Malia Obama, who got some on-stage time with the Bieb.

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