Instructions Full Game: These are multiple-choice quizzes with four possible answer choices that include all questions in a given set.     
Given the lyric, identify the Billboard #1 hit.
1999: "Tonight I'm yours. We can make it happen I'm so sure. Now I'm letting go. There is something I think you should know - I won't be leaving your side."
"Bailamos"
"Genie in a Bottle"
"Livin' la Vida Loca"
"Smooth"