Pennywise the clown was chasing me and trying to shoot me while I carried my little brother
Dreams involving being chased by something or someone often reflects anxiety, fear, or a feeling of being threatened. Pennywise the clown is a character from a popular horror movie, and symbolizes an unknown danger or a hidden threat that gives rise to a feeling of helplessness. The image of carrying your little brother in the dream suggests that you are carrying the burden of responsibility for someone else's well-being, which adds to the feeling of vulnerability and the need for protection.
Overall, this dream may indicate that you are facing a situation in real life that is causing you anxiety and fear. It could also suggest that you feel a sense of responsibility for someone else and feel the need to protect them. It might be helpful to identify the source of your fear and take appropriate measures to address it.