Kylie Jenner has welcomed 2017 so far by uploading a ton of revealing swimsuit selfies on her Instagram. The pictures sparked rumors that the 19-year-old might have had a boob job, but has she? We decided to look back at some older photos and see exactly where the change started.

MUST SEE: Watch Kylie Jenner's Entire Body Transform Over Time

Boob job? Click through the gallery to see how Kylie's boobs have changed over the years.