It depends. Normally a woman lights 2 candles and the daughters light only 1 or sometimes 2; however it can vary. In some families the woman adds an additional candle for each of her children; and in many families unmarried daughters don't light candles.
In the strictest sense, there is a Jewish holiday every week. Shabbat, the Sabbath, is every week. As for whether there are additional holidays to Shabbat this week would require us to know which week this is. If that is the intent, please resubmit the question specifying the week.
Of course there is. Shabbat is every week. Additionally, there is a mid-summer commemoration called Tisha b'Av, meaning the ninth day of the month Av. This is the day when amongst other tragedies, both the Temples in Jerusalem where destroyed, by the Babylonians and Romans respectively. However, ...
The Jewish Sabbath tradition comes directly from a commandment from God. To go against this tradition is to go against the laws of God. This is considered 'bad', or not a good thing.