Related Clues:

• Make the morose merry
• Urge on
• Lift one's spirits
• Morale booster
• 'Things aren't so bad!'
• Bring to joy
• Spread joy
• Make giddy with delight
• Support one's team
• Cause euphoria
• Make very happy
• More than perk up
• Make joyous
• Please no end
• Cry of approval