Sam Fender has shared a poster for next year’s Finsbury Park summer show which includes a cartoon of Boris Johnson as a pig, cooking on an open fire.The North Shields’ singer-songwriter announced the show earlier in December, which will see him being joined by a hand-picked roster of acts including Fontaines D.C., Declan McKenna, Beabadoobee and Goat Girl, with many more to be announced.“It’s the biggest gig we’ve put on so far – 45,000 tickets,” Fender told NME.