Question: what to do on jummah?
Answer: Take a Bath (Ghusl) ... 
Use Siwak to clean your teeth.
Wear clean, presentable and preferably new clothes before the Friday prayer. ... 
Apply perfume/ Oud (make sure it's non-alcoholic)
Cut your nails. ... 
Read Surah Al-Kahf. ... 
Send Durood and Blessings upon the Prophet Muhammad (S.A.W) abundantly.