He completed his look with navy sneakers, dark aviator sunglasses, and a bike helmet, flashing a peace sign at the paparazzi ... is rumored to be considering writing a tell-all book about her ...

Lisa Riley flashed a peace sign as she posed with her Mandy Dingle ... heartbroken Lisa paid tribute to her pal on Instagram, writing: 'My bestie, my robin, my angel... now our forever angel ...