I've heard many asking and posting on forums and tweets about blogger's classic templates, which are good for personal blog, but is no good for commercial blogs. Well, the word 'classic' does mean old and simple. Blogspot neither gives options for customization, such as adding pages like how Wordpress does, but blogger does provide a reliable free host, is ad free and is fast and simple. So, you can spruce up your blogger blog, by using outside content and hot third party templates.
You can get new and updated templates, usually made for blogger in third party sites. Here are some I would reccomend,
Widgets for your blog