August 17, 2011 update: So I was looking through Marilyn's cake decorating supplies today and I found a bag of tips labeled "baby buggy cake". So for anyone brave enough to attempt this one (Chantal, you've made this one, right?) here is the list of tips for the Baby Buggy Cake:
Tips #1, 5, 16 (3 of them), 76, 104 and 352
