All the 12th class students of DeNobili are extremely sad and feel terrible as it is time for their farewell. Everyone remembers all the happy and sad moments spent together in the past one year. All gather at the farewell function and get emotional on parting from each other. All the teachers wish them luck for their future and tell them that they are going to miss them all badly. The 12th class students of DeNobili celebrate their last day in school. Vinny and Alakhnanda remember them as the best batch of DeNobili even after 17 years, when their own daughter is ready for her farewell in the school.
The story revolves around the lives of the students of 12th grade at the DeNobili High school. Their highs and lows, their dreams and aspirations, their friendships and relationships and their way to deal with life is all what is ‘HIP HIP HURRAY’ about. The story also focuses on various teenage issues like drugs, dating and heartbreaks, falling in love with the teachers, differences with parents, exam blues and the fast moving life wherein each student has to prove his worth to the world. DeNobili High School is a place where all the students are given a chance to explore themselves and all the teachers share a very affable bond with the students. Each and every student of the 12th grade does their best to make their last year at the DeNobili High School most memorable for them as well as for their teachers.