Happy Days is a 48 meters (157.5 ft) superyacht with a steel hull and aluminum superstructure crafted by ISA Yachts in 2004.
With exterior styling by Walter Franchini and interior design by Cristiano Gatto, she features a voluminous yet sleek shape that accommodates up to 12 guests and 9 crew.
Happy Days has a beam of 8.6 meters (28.2ft) and a fairly shallow draft of 2.74 meters (9ft).