Motley Fool co-founder David Gardner regularly recommends sets of stocks on the Rule Breaker Investing podcast -- essentially giving us all a free taste of the choices he and his team make in Motley Fool Supernova's portfolio universe. And he holds himself accountable, annually going back over those five-stock micro portfolios to let everyone see how he scored against the benchmark of the broader market.Right now, it's time for that yearly review of the ones he picked to honor the month, and also the briefly famous pregnant giraffe: five companies, and the first letters of their tickers spelled out A-P-R-I-L.