Recently, stylish pictures of Malaika Arora made it to fashion columns when she was vacationing with her son abroad and now, she has returned to the country. After attending a private gathering at Chunky Panday’s residence, now she reportedly was a part of her former husband Arbaaz Khan’s birthday celebrations.The relationship of Malaika Arora and Arbaaz Khan came under scrutiny after reports of their 18 year old marriage hitting rock bottom started surfacing. The duo later announced their separation on social media after which they filed for divorce. However, Malaika and Arbaaz have not only maintained cordial relations with each other but are even spotted at family celebrations and even vacationing together along with their son Arhaan.From what we hear, not just Malaika Arora but even her sister Amrita Arora Ladak was a part of Arbaaz Khan’s birthday celebrations recently. The former even posted a picture of Arbaaz’s cake cutting ceremony on Instagram saying, “Happy bdayyyyy arbaaz….happiness always.”Besides this, Malaika Arora also posted a video of Arbaaz cutting a watermelon in a humorous manner. Talking about it on the social media platform, Malaika said, “A tarbooz for arbooz….. happy 50 arbaaz… happinesssss always @arbaazkhanofficial.” On the other hand, Arbaaz too thanked his friends and loved ones for all the wishes on the Instagram page saying, “Thank you everyone for all the birthday wishes… still batting 50 not out…” Not just that, Arbaaz Khan also organized a big bash for his 50th which was attended by family and friends. While his brothers Salman Khan and Sohail Khan obviously were in attendance, Karisma Kapoor too seemed to have had a gala time with her girlfriends and shared many moments from the party. The pictures from last night’s bash were uploaded on social media by many which included Amrita Arora and Karisma Kapoor.