GLASTONBURY, ENGLAND – Kendrick Lamar closed out England’s Glastonbury Festival in style on Sunday night (June 26) while wearing a diamond-encrusted crown of thorns. The headpiece — made by Tiffany and Co. — is also worn by Kendrick on the cover art for his Mr. Morale & The Big Steppers album. Backstage at the festival, YouTube channel The Unknown Vlogs …