Related Clues:

• Give praise to songstress full of energy
• Shout such as 54-Across
• Say 'Yay!,' say
• Enthusiastic cry of encouragement
• Companion always providing festive fare
• Support one's team, in a way
• What carolers spread
• "Rah!" or "Olé!"
• Say "Brava!" or "Huzzah!"
• Pep rally chant