UPZ feat. Stephanie Cooke - Happy Days (Avi Elman’s Cowbell Vocal)
UPZ feat. Stephanie Cooke - Happy Days (Avi Elman’s Dubstrumental)
UPZ feat. Stephanie Cooke - Happy Days (Cuebur Instrumental)
UPZ feat. Stephanie Cooke - Happy Days (Cuebur Remix)
UPZ feat. Stephanie Cooke - Happy Days (Original Mix)
UPZ feat. Stephanie Cooke - Happy Days (Sir LSG Remix)