Check out this cute Twitter exchange between Malala Yousafzai and her younger brother

Advocate for girls' education,  Malala Yousafzai who just got admission into Oxford University tweeted about attending her first lecture at Oxford and her younger brother Khushal Yousafzai replied, leading to a funny exchange between them.

Other tweets between the siblings show they are really close and a lot of their followers on Twitter have commented on how cute their relationship is.

Read some of their recent tweets below.