The Jawa Report did a great job of this, so I'll link and summarize.
Here's their post: Rusty Calls for "Common Sense Limits on Freedom of Assembly, Nightclub Control"
Here's the gist: a nightclub fire killed 233 people. There are plenty of things that kill many more people not only yearly but in single incidents than guns, and most of them aren't necessary or constitutionally-protected (like drinking and driving). This is just one more example.