These hot brands are surefire bets to beat the market.The S&P 500 index has rocketed to new highs this year, but not all companies in all industries have seen their shares hit new highs. The retail sector has underperformed the broader market over the last three years, but that means there are compelling retail growth stocks selling at very reasonable valuations relative to their future potential.Below are three companies that operate in growing markets like beauty and athletic wear. The S&P 500's historica ...