has opened up about his “mind-blowing” which left fans “in tears”. The 63-year-old Back to the Future actor thrilled the 100,000-strong crowd - who included the likes of Gillian Anderson, , and Simon Pegg - when he joined the band on stage during their on Saturday night. Michael showed off his impressive guitar skills as he accompanied Coldplay- who became the first act to headline the festival for the fifth time - on their hit tracks Humankind and Fix You.

The star - who was diagnosed with early-onset Parkinson’s disease when he was only 29 years old back in 1991 - reflected on the epic performance the following day. Sharing a carousel of snaps and videos from the iconic UK music festival with his 2.3million followers, Michael summed up the experience as “f------ mind-blowing”.

Thanking his team and Coldplay, the actor wrote in the caption: “Glastonbury all the love and thanks to the @coldplay team who took such great care of us.” He added: “Oh yeah in case you were wondering..

.it was f------ mind blowing. There is a time for every band and a band for every time.

This is @coldplay’s time.” Fans rushed to congratulate the “inspirational” star on his incredible performance. One person also suffering from Parkinson’s disease wrote: “Awesome! You’re amazing and such a true inspiration to all of us living with PD! Your optimism is inspiring to us all.

” Confessing the performance left them in tears, another fan added: “Not afraid to say that I.