She was just on her way to a friend’s house to join in the festivities for his son’s first birthday. Jennifer Aniston, who is recently single, opted for a relaxed look on Sunday, sporting a tank top, jeans, and slides at Jimmy Kimmel’s party for his son Billy. The 49-year-old actress was spotted arriving at the comedian’s home, with insiders revealing that her visit coincided with her estranged husband Justin Theroux’s departure.

In a laid-back manner, Jennifer Aniston was all smiles as she made her way to Jimmy Kimmel’s place for his son’s big first birthday bash. Jimmy and his wife Molly McNearney are close pals with the actress. The celebration for little Billy was a significant occasion for the family, as the little one has faced some serious health challenges since birth. Just days after entering the world last May, Billy had to undergo a major open heart surgery. Jimmy shared on Twitter how resilient and strong his son has been, making the birthday festivities all the more special.

Transitioning: The middle-aged woman was spotted arriving at the comedian’s residence, with insiders sharing with DailyMail.com that the sighting happened not long after her separated spouse Justin Theroux returned home.

Family friend Jennifer stopped by to wish little Billy Kimmel good luck on his special milestone. Jimmy had previously confessed that he was hesitant to form a close bond with his son after he was born with a heart condition.