Every morning, we comb through YouTube's search data to investigate top spiking search terms and the videos they lead to:

• howard stern on letterman - Howard Stern's appearance on "The Late Show" last night is a spiking search this morning.
  
  
• matthew scott frankel - Searches are on the rise for this YouTube user after his appearance on "American Idol" last evening.
  
  
• jetlev - This water-powered jetpack, the promo for which has drawn over one million views, is among the morning's rising searches.
  
  
• snow in san antonio - Searches are up for this rare Texas phenomenon: snow accumulating in San Antonio.