'People Watching' releases November 15, with details of his new album coming shortly
He thanked fans for "being patient" and teased there was "more album news" coming next Wednesday (November 13)
"Figuring out where the hell to go after ['Seventeen Going Under'] took some working out but I got there in the end," he said in an update on social media
New shows include extra stops in Manchester, London and Glasgow
£1 from each ticket will be donated to Music Venue Trust
Billboards of the singer have started to appear in major UK venues such as Manchester's Co-op Live and The O2 in London
It appears that new single 'People Watching' is incoming
He first played the song live on August 3
Photos and videos show the musician at work with The War On Drugs' Adam Granduciel
Two snippets of new material were shared on Instagram earlier today (October 2)