‘Teen Mom 2’ Stars Leah Messer and Kailyn Lowry Fuel Dating Rumors With PDA-Packed Pics: ‘Wife Her’

New couple alert?! While Teen Mom 2 stars Kailyn Lowry and Leah Messer have been besties for quite some time, fans are beginning to speculate that there’s something more ~romantic~ going on between the reality TV pair. Scroll through the gallery below to see all of the PDA-packed pictures of Kailyn and Leah on their vacation in Costa Rica — and find out why fans are begging them to date!