Penny Lancaster has shared a sweet photo from a romantic date night with her fans.The mum-of-two took to her Instagram Stories on Sunday, where she uploaded a behind-the-scenes glimpse of life with her husband, Rod Stewart.MORE: Penny Lancaster reveals weight loss secret as she shares new photoIt looked as though the couple had spent some quality time together and enjoyed a relaxing time over the bank holiday weekend.The snapshot showed a table filled with wine glasses, a vase of flowers, and