After the imfamous "Pencil Sharpener" incident, Knuckles was never the same.
"What? What are you all staring at? What? Come on! Tell me?!"
This is what happens when you fall off a building and land on a dildo.
"Here we see the two lovers, prior to their.. accident. Sadly, moments after this.. touching photograph was taken, the large, cross-eyed Hedgehog tripped due to his horrible sight, impaling himself on the 'Vixen Barbie.' He was killed instantly, and she died not much later, for some stupid reason we just don't care about."