21 Day Week 3 exercise session (1, 2 and 3) Kate Smart May 15, 2016 Here are ALL THREE new exercise sessions for the third week of the 21 Day Post … 21 Day Week 3 exercise session (1, 2 and 3) Read more → This content is only accessible if you have signed up for the 21-day Post Baby Tummy Programme. See the latest Online Programmes on the top menu for more information. Thank you. Username or E-mail Password Remember Me Forgot Password