Possible Clues:

• 'Mighty -- a Rose'
• 'Mighty ___ a Rose'
• Calif. NHL team, on scoreboards
• 'Mighty a Rose'
• 'Mighty -- a Rose' (old song)
• 2012 Stanley Cup champs, initially
• ''Mighty ___ a Rose'' (1901 song)
• ''Mighty __ a Rose''
• 'Mighty ___ a Rose' (1901 song)
• 1901 song, "Mighty ___ a Rose"