so my causin's wedding is in 3 months and i want to look good wearing my clothes, problem is i am kinda skinny now and i want to be a little bigger. i have been working out for the last 1 and half month, i have little changes but nothing major.
You can't get buff in 3 months. Getting what anyone would call buff takes AT LEAST 3 years with INTENSE training and difficult eating. Just eat a lot (like, a lot a lot) and train hard and you might get a bit bigger.