For me, it's either level 49 (REALLY tough placement of Bombinos and Lemons), or level 62 (Keep killing the big...whatever those are, and only after all those are out do I get my punishment: 8 small whatevers and almost a guaranteed loss of a life.), though I DO get lucky sometimes and get a
, blue umbrella, or 
.Toughest boss battle is either against the Baddybombs pears (so hard getting up there without getting pwn3d, though I had some good training, and get through without too much frustration), or the one with the Kiwi Sappers (I keep falling for the traps, but not nearly as often as I get hit by a kiwi full-on.)
