After eight long years, Brock Lesnar has returned to the WWE.

Lesnar was one of the biggest stars in the business, but left the company in 2004 to pursue other opportunities.

Lesnar is back with the WWE after returning to Monday Night Raw a week ago. He will wrestle John Cena at Extreme Rules on April 29.

Lesnar has been busy over the past few years. He went on to wrestle in other entities, and even tried to play professional football. Now, Lesnar is back where he first made a name for himself.

Here are 10 facts about Lesnar's hiatus from the WWE:

2004: Failed to make the Minnesota Vikings roster

2005: Won the International Wrestling Grand Prix Heavyweight Championship at New Japan Pro Wrestling

2006: Married former WEE wrestler Rena Sable Mero

2007: Lost IWGP Heavyweight Championship to former WWE star Kurt Angle

2008: Made debut with the Ultimate Fighting Championship at UFC 81: Breaking Point

2008: Became UFC heavyweight champion by defeating Randy Couture

2009: Had his first child with his wife

2010: Lost UFC heavyweight championship to Cain Velasquez at UFC 121

2011: Highest paid athlete in mixed martial arts

2011: Retired from UFC after losing to Alistair Overeem at UFC 141.