The prince's tale

...
"After all this time?"
"Always," said Snape.
...

And Voldemort swiped the air with the Elder Wand. It did nothing to Snape, who for a split second seemed to think he had been reprieved: but then Voldemort's intention became clear. The snake's cage was rolling through the air, and before Snape could do anything more than yell, it had encased him, head and shoulders, and Voldemort spoke in Parseltongue.

"Kill."
There was a terrible scream.
...

"Look ... at ... me ...", he whispered.
The green eyes found the black, but after a second something in the depth of the dark pair seemed to vanish, leaving them fixed, blank and empty. The hand holding Harry thudded to the floor, Snape moved no more.
...

snape kann also doch lachen :)