You can choose to do Event management after your graduation at PG level.. You will have to apply for management exams like CAT, MAT, XAT, CMAT, NMAT, SNAP etc. Based on the scores and percentile you will be eligible to get admission in top colleges.

You can pursue BBA in event management at UG level as well.

NAEMD is the college at UG level for this course.

So all depends on your qualification.

The admission at PG level will be based on entrances and at UG level it can vary college to college.

Good Luck.