Syed Shamsil Arefin, popularly known as Bitkel Bangali, is a comedy content creator and stand-up comedian with over 1 million YouTube subscribers. He has performed across prestigious auditoriums such as Kala Kunj and Rotary Sadan, as well as at numerous corporate events. His media presence includes appearances on major television networks like ABP Ananda and Zee Bangla, and he has been featured in prominent publications including Anandabazar Patrika and The Telegraph.