Shawn Mendes and Camila Cabello? Over the weekend, fans were shocked to see the«Senorita» singers kissing at the Coachella Valley Music Festival, almost two years after they announced the end of their relationship.According to a source, the musical duo had been spending time together prior to their PDA moment. «Camila and Shawn were talking and spending time together for months before Coachella,» the source tells ET. «They always had a lot of love for each other, even while they were broken up.