UPDATE: They both hit the mark yesterday, though Shakira did it first
The Max Martin produced 1999 hit's music video is currently at over 996M views on YouTube, since it was first uploaded back in 2009. According to kworb, I Want It That Way is about to hit the 1 billion mark on November 12.
Coincidentally, Shakira's 2006 smash hit Hips Don't Lie featuring Wyclef Jean also sits at over 996M views and is estimated to hit the 1 billion mark, on November 12 as well.
Let's see who does it first.
Other videos that are expected to join the 1 billion club soon are Rihanna's We Found Love, Camila Cabello's Havana and Reik's Me Niego.