The Kalanchoe is probably Kalanchoe prolifera, unless it belongs in another genus. I did some research and apparently there is confusion.
In my searching I found a very interesting plant in the genus Dorstenia. Succulents are so weird and cool! Gee, how scientific of me. Well anyway, have a peek at this puppy...click to enlarge your mind.
If you like 'er, read all about it here: Caccy/Succy Socy.