She recently returned from a luxury getaway to Venice with her rocker husband Rod Stewart.And Penny Lancaster was getting back to reality as she left a morning yoga session with friends in Hertfordshire on Sunday.The beauty, 49, showcased her lean legs in grey snakeskin leggings as she made her way along the street. She completed the sporty look with a light grey jumper, beige trainers and carried a pink water bottle in her hand.Despite going makeup free for the outing, Penny still managed to