Trouble in paradise? Popular YouTube couple Jamie & Nikki haven't uploaded any video to their channel in weeks! Fans are worried that something is up. Nikki has been posting subliminals on her Instagram page and Jamie isn't wearing his ring!!Nikki also got rid of their channel link on her Instagram bio and Jamie went on a solo trip to Thailand! *Gasp*.Jamie addressed the infidelity rumors on his Instagram page  and denied cheating on Nikki. Fans are speculating that Nikki cheated!An overly-invested fan breaks it down for us in this vidWhew! We hope everything is OK. Would hate to see them call it quits.