Christie Brinkley has revealed that she has had the second dose of the coronavirus vaccine and has encouraged others to get it.MORE: Christie Brinkley's dining room inside $29.5million home is breathtakingTaking to Instagram on Wednesday, the 67-year-old shared a video of her getting the jab, and a photo of her with the nurses just after and wrote: "I just got my second dose of the vaccine that's going to get us all back to seeing friends and dining out and going to see plays in theatres and