Waiting For Tonight by Jennifer Lopez is in C at 140 beats per minute and runs 3:22 across 66 bars. It uses 4 chords — Am, G6, Em7, Fmaj7. The chord diagram changes as the song plays and the words light up as they are sung, so you can strum and sing along without reading ahead.
Want the melody line note by note? Waiting For Tonight guitar melody tab.