LAS VEGAS, NV - FEBRUARY 18: Singer/songwriter Ne-Yo arrives at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland Clinic Lou Ruvo Center... View Photo »
LAS VEGAS, NV - FEBRUARY 18: Actor Ken Jeong arrives at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland Clinic Lou Ruvo Center for... View Photo »
LAS VEGAS, NV - FEBRUARY 18: Rande Gerber (L) and his wife, model Cindy Crawford, arrive at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the... View Photo »
LAS VEGAS, NV - FEBRUARY 18: Actor Ken Jeong arrives at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland Clinic Lou Ruvo Center for... View Photo »
LAS VEGAS, NV - FEBRUARY 18: Recording artist Lenny Kravitz arrives at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland Clinic Lou Ruvo... View Photo »
LAS VEGAS, NV - FEBRUARY 18: Rapper Common arrives at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland Clinic Lou Ruvo Center for Brain... View Photo »
LAS VEGAS, NV - FEBRUARY 18: Singer/songwriter Ne-Yo arrives at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland Clinic Lou Ruvo Center... View Photo »
LAS VEGAS, NV - FEBRUARY 18: Actor/comedian Brad Garrett (L) and his girlfriend IsaBeall Quella arrive at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event... View Photo »
LAS VEGAS, NV - FEBRUARY 18: Singer/songwriter Ne-Yo arrives at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland Clinic Lou Ruvo Center... View Photo »
LAS VEGAS, NV - FEBRUARY 18: Actor Anthony Hopkins waves as he arrives at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland Clinic Lou... View Photo »
LAS VEGAS, NV - FEBRUARY 18: Recording artist Chris Isaak arrives at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland Clinic Lou Ruvo... View Photo »
LAS VEGAS, NV - FEBRUARY 18: Recording artist Chris Isaak and his dog Rodney arrive at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland... View Photo »
LAS VEGAS, NV - FEBRUARY 18: Actor and former mixed martial artist Randy Couture arrives at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the... View Photo »
LAS VEGAS, NV - FEBRUARY 18: Former tennis player Andre Agassi (L) and his wife, former tennis player Steffi Graf, arrive at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas,... View Photo »
LAS VEGAS, NV - FEBRUARY 18: Actor Anthony Hopkins arrives at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland Clinic Lou Ruvo Center... View Photo »
LAS VEGAS, NV - FEBRUARY 18: (EXCLUSIVE COVERAGE) Models hold auction items including Floyd Patterson's boxing gloves worn in his bout against Muhammad Ali at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Ali's 70th birthday at the MGM Grand Garden Arena... View Photo »
LAS VEGAS, NV - FEBRUARY 18: (EXCLUSIVE COVERAGE) A screen image shows the amount of money raised near the start of an auction at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las... View Photo »
LAS VEGAS, NV - FEBRUARY 18: (EXCLUSIVE COVERAGE) Top Rank Founder and CEO Bob Arum points out auction items at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The... View Photo »
LAS VEGAS, NV - FEBRUARY 18: (EXCLUSIVE COVERAGE) Rapper Snoop Dogg performs at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland... View Photo »
LAS VEGAS, NV - FEBRUARY 18: (EXCLUSIVE COVERAGE) Former tennis player Andre Agassi (L) and his wife, former tennis player Steffi Graf, appear onstage during an auction at the Keep Memory Alive foundation's 'Power of Love Gala' celebrating Muhammad Ali's 70th birthday at the MGM... View Photo »