the question is does it always happen in the viks.torically it's about a 50-50 chance when you go back to 1991 that the vix is up. one thing that's interesting in the last decade, that's a lot less. you had two major spikes in the vix and volatility in september. the rest of the year you can see in this market that we actually saw the vix go down. it's kind of aiko none drum whether you want to start owning volatility. i think the key point here when you look at this and when you look at any of these sort of spikes, they are hard, they are sharp when they happen so that's why traders like buying volatility headed into these fall months because when it does happen, it gets very difficult. >> so walk us through just here what we're seeing in terms of what we're seeing here in the s&p 500 and then also what you saw on the vix. >> right. typically when you look at the vix and the s&p, they're negatively correlated. when the market sells off it sells off faster than it does when it's rising. when you look at the finanphfii crises, these sp