here is a good website that has alot of answers to your questions you might have about the Amish. The Amish are very fasinating if you read some of this.
http://www.holycrosslivonia.org/Amish/amishfaq.htm
They have the same holidays as other Christians.
Sunday
The Amish are Christians. They do not worship Satan.
The Amish don't worship in a church building because they don't believe they have to. They believe that God can be worshipped anywhere and consider part of worship, their daily lives.
Amish are called Amish because the founder of it was Jacob Ammann
rest and worship
Yes, there are there of many Amish people.
Sunday is the day in which people attend Church. This is in commemoration of when He Rose from the Dead (the first day of the week).
You can worship God any day of the week and it will still Sabbath. Sunday is the day that people go to church.
No. There are no Amish communities in NJ.
No. The Amish live without modern conveniences, because they believe modern conveniences take away from there concentration on the bible and serving God. In fact one of the mottos of the Old Order Amish is that, the harder life is on Earth the sweeter it will be in heaven. So, no, but i have heard Amish people call antennas on TV's Satan's tail and the cable box his tongue. Hope the answer helped.
Not all Amish people have to be white. This is because some other people can be adopted or converted into the Amish way of life.
As a married couple if you meet and Amish person and want to become Amish you can. There is nothing in the Amish lifestyles that prevents people to converting to the Amish lifestyle.
Amish people believe in Jesus Christ so the Amish god is Jesus, too.