With the increased accessibility of high quality 3D printing thanks to Shapeways, you can get your Bugaboo back on the road for $25, not bad considering I was quoted $250 for a repair.....
Following is a step by step guide to repairing the handle lock, without which the pram is near useless.
I 3D printed my replacement parts in stainless steel using Shapeways, you could try ABS and do it much cheaper but I really recommend stainless steel.
Step 1: Pry Off That Hub Cap
You need to pry off the hub cap to get access to the broken part.
I would recommend using 2 flathead screwdrivers, but a swiss army knife and a bottle opener will do the job,
Take care not to transform the surrounding plastic into a gnarled mess, the wife will appreciate that.