Ashlee Simpson could use some cheering up.

On Thursday Oct. 25, the singer-actress, 28, kept a stoic expression stepping out in Los Angeles -- wearing sunglasses, sleeveless t-shirt and jeans as she carried her adorable French bulldog.

PHOTOS: Jessica and Ashlee through the years

Simpson and her older sister Jessica are dealing with tumultuous times in their famous family: On Wednesday, their parents Joe and Tina confirmed to Us Weekly that they filed for divorce late last month, ending their 34-year marriage.

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"It is an amicable split and there is no third party involved. Any other related allegations are completely false," a family rep told Us. "The family appreciates your respect for their privacy at this time."

Filing her papers in Texas, Tina cited "discord or conflict of personalities" as the reason behind the split.

PHOTOS: Ashlee and Pete the way they were

Now dating Boardwalk Empires actor Vincent Piazza, Ashlee divorced husband Pete Wentz last year. She and the Fall Out Boy rocker are parents to son Bronx, 3. Her 32-year-old sister welcomed daughter Maxwell Drew in May fiance Eric Johnson.

This article originally appeared on PICTURE: Somber Ashlee Simpson Steps Out After Parents Announce Divorce