Master limited partnership investors know that Enterprise Products Partners (NYSE:EPD) is one of the best-run partnerships out there; its solid fundamentals and excellent distribution history make it a perennial favorite.

Unbeknownst to many, HollyFrontier's (NYSE:HFC) MLP, Holly Energy Partners (NYSE:HEP), shares many of the same characteristics as Enterprise. Why, then, has the stock posted lackluster returns while Enterprise continues to soar? In this video, Fool.com contributor Aimee Duffy takes a look at the Holly Energy Partners story.