Gastric Bypass Testimonial Update from Kendyl in April 2015 Kendyl B had a Gastric Bypass operation in France Date of Surgery 10th December 2014 Kendyl has actually kindly sent us an additional upgrade on her fantastic weight loss journey following the Gastric bypass surgery which she had in December 2014. Kendyl in April 2015 Kendyl is just 16 years old however her decision to lose weight is so motivating. Ultimately Kendyl choose that she had to do something to alter her way of life for the much better.