Ashlee Simpson is impressed by her sister Jessica’s “incredible wedding vision”.

The sisters are both engaged to marry, but it appears older sibling Jessica will tie the knot first, as speculation is rife The Dukes of Hazzard star is planning to wed NFL player Eric Johnson over July 4th weekend.

Although Ashlee didn’t confirm if the wedding date rumours are accurate, she did reveal the entire family is pumped about Jessica’s fantastic plans for the ceremony.

“All I can say is I found an amazing bridesmaid’s dress, and my sister’s incredible and her vision is wonderful,” Ashlee gushed to Extra.

Ashlee, 29, will walk down the aisle soon too, as she accepted The Hunger Games actor Evan Ross’ proposal in January.

The star is happy to report she and 25-year-old Evan, the son of singer Diana Ross, aren’t struggling with wedding planning in the slightest.

“Plans are going amazing. He’s the love of my life,” Ashlee smiled.

The couple were friends first, having known each other for a decade before going public with their romance in July 2013.

The lovebirds celebrated their impending union in March with a star-studded, lavish engagement party that was organised by Evan’s mother Diana.

It will be the second marriage for Ashlee, who married Fall Out Boy star Pete Wentz in 2008.

They welcomed son Bronx the same year, but their divorce was finalised in 2011.

It's the first marriage for Evan.