With the S&P 500 up nearly 7% year to date (on top of a 19% gain last year), attractive dividend stocks are dwindling in number. But a close analysis reveals there are still some good deals for income investors. Two underperforming stocks seem particularly compelling. Not only do these two companies boast nice dividends, but they are also quality market leaders: media juggernaut Walt Disney (NYSE: DIS) and semiconductor supplier Broadcom (NASDAQ: AVGO).