Works best if you first open the skill (by saying "Alexa, open Philippines Holidays) and then ask for the particular holiday. It's ok to make fun or her accent when speaking Taglish. She doesn't mind :) The updated list of PH holidays for 2020 are: New Year's Day, Chinese New Year, People Power Revolution, Day of Valor, Maundy Thursday, Good Friday, Black Saturday, Labor Day, Eidul Fitr (date tentative), Independence Day, Eidul Adha (date tentative), Ninoy Aquino Day, National Heroes Day, All Saints' Day, All Saints' Day non-working holiday, Bonifacio Day, Immaculate Conception, Christmas Eve, Christmas, Rizal Day, New Year's Eve.