Malaika Arora shares an adorable post for Arhaan Khan as her 'baby boy' turns 18

Malaika Arora surely knows how to slay on her Instagram account. Fans are already aware of her Monday Motivation posts that allow them to stay fit, there was a time when she was regularly and religiously spotted at the gym. She's also known for sharing pictures with her family.

Today is a similar occasion as her 'baby boy'...