Maxim's 'Hot 100' No. 1, Katy Perry is probably one happy "California Gurl" this week. The Maxim Magazine annual "Hot 100" list came out today, and the pop singer beat out the likes of Sports Illustrated swimsuit bombshell Brooklyn Decker and "Avatar" star Zoe Saldana for the top spot Maxim’s ‘Hot 100′ No. 1