Adding a new sibling can be challenging, especially for reserved and aloof cats. Mishka, a feline, hilariously expressed her displeasure at the arrival of a new little brother in a viral TikTok clip. In the video, Mishka can be seen unimpressed by her new sibling, making funny faces while their owner supervises. Introducing new cats can be tricky, requiring time and patience. By following tips to help them adjust, such as introducing them through scent and providing personal space, a healthy relationship can be established. The video has gained over 2.6 million views and numerous likes, sparking humorous comments from viewers.