Actually, it is not necessary to have a lot of friends especially if they’re not real and instantly disappear when you desperately need someone to lean on. In fact, one is enough, one whom you can call your best friend who will be there for you no matter what. Italian illustrator and designer Mauro Gatti celebrates friendship through his adorable book entitled “Super Best Friends”. The artist believes that smile is the cheapest way to be happy.And I totally agree with that. Check out the cute snippets from the book after the jump!