Some popular songs in 2010 include "Just the Way You Are" by Bruno Mars, "Teenage Dream" by Katy Perry, "Love the Way You Lie" by Eminem featuring Rihanna, "Grenade" by Bruno Mars, "Firework" by Katy Perry, and "Empire State of Mind" by Jay-Z and Alicia Keys. These are just a few examples, as there were many other hit songs released in 2010.