Washington, Aug. 9 -- Tallulah Willis is married!

Bruce Willis and Demi Moore's youngest daughter has tied the knot with musician Justin Acee in an intimate wedding ceremony in Sun Valley, Idaho.

According to PEOPLE magazine, reports suggest that the 32-year-old artist and fashion designer got married on Saturday, August 8. Tallulah opted for a custom wedding dress designed by Balenciaga creative director Pierpaolo Piccioli for the special day.

According to the publication, Tallulah's sisters Rumer Willis and Scout Willis were also part of her wedding preparations. The two joined her for a dress fitting shortly before the ceremony.

Tallulah announced her engagement to Acee on December 23 by sharing a picture of the couple holding hand...