Justin and Hailey Bieber have had a lot of ups and downs over the course of their relationship, which started when the model was only 19 years old. However, since their marriage in 2018, it seems that things have been smooth sailing for the happy couple. So smooth in fact that fans are now speculating that Hailey might be pregnant. This particular fan theory follows the release of the pop singer's song "All Around Me." Read on to find out exactly what fans are saying about the possibility of a future Bieber baby.