Google kicks off a new YouTube channel "Bubble," that showcases the best of advertising on YouTube to date, be it a cool new viral or a stunning masthead. It allows you to browse content by ads, check out latest YouTube news or take a look at past viral advertising campaigns on YouTube.
If you're looking for inspiration, take a look at "most popular Bubbles" as voted by subscribers of the channel each month. If interested in learning about the benefits of advertising on YouTube, head to 'How To' section. Here, you can also learn about advertising formats that're available and how advertising analytics and insights can be utilised to optimise YouTube campaigns. You'll also find some useful videos on how YouTube impacts brand metrics.