Shawn Mendes recently joined Coldplay on stage in Munich, Germany, to perform their hit song "Fix You."  He shared the special moment on Instagram, expressing his gratitude to Chris Martin and the band.  This performance follows Shawn's recent collaborations with other artists like Noah Kahan and Niall Horan.  Shawn's new album, "Shawn," is set to be released on October 18, with two songs already out. Fans can catch him live at the Rock in Rio festival in Rio de Janeiro on September 20. What are your thoughts on Shawn Mendes’ new music?