Sunnah of Eid
Wake up early.
Prepare for personal cleanliness, take care of details of clothing, etc.
Take a Ghusl (bath) after Fajr.
Brush your teeth.
Dress up, putting on best clothes available, whether new or cleaned old ones.
Use perfume (men only).
Have breakfast on Eid-al-Fitr before leaving for prayer ground. On Eid-al-Adha, eat breakfast after Salaat or after sacrifice if you are doing a sacrifice.
Pay Zakaat-al-Fitr before Salaat-al-Eid (on Eid-al-Fitr). Go to prayer ground early.
Offer Salaat-al-Eid in congregation in an open place except when whether is not permitting like rain, snow, etc.
Use two separate route to and from the prayer ground.