1. Lady Gaga goes retro

1. Lady Gaga goes retro

While Lady GaGa once made headlines with her outlandish costumes and cartoonish makeup, the pop star spent the latter half of this year looking like a 1960s screen siren. As much as we enjoyed gawking over her turquoise hair and facial horns, we have to admit that going “normal” is the wildest thing Gaga’s done since we can remember.