Inventories are being kept tight in hope of increasing full-price selling and reducing markdowns.
The music star had launched the collection last February during New York Fashion Week.
Prom designs are more elegant with limited beading, while social-occasion dresses are adopting the high slits, cropped tops and floral prints found in prom.
Alvanon president Ed Gribbin discusses impact of technology and consumer behavior on market.
Seth Ellison is executive vice president and president of Europe at Levi Strauss & Co.
Selectionnist, Cinematique and 10-Vins are among the around 50 start-ups featured at the LVMH Lab at the new Paris fair.