Possible Clues:

• In a good mood
• Doc's companion is willing, although another is more reserved!
• Feeling pleasure or joy
• & 4 Across Contented by a third moving congratulatory message
• In good spirits
• #1 song from Pharrell Williams
• Disney dwarf in good mood
• "Satisfied now?"
• Husband with a young dog not raised in fortunate way
• and 13 Across: Cheerful little fellow we yearn to assign as 'Best in 1 Across 4!'