Just to make sure nobody misses the event because was confused about the time zones I made some googling. I think EST mean UTC-5 / GMT-5 (GMT and UTC are practically the same thing. If that's correct then following times should apply.
Apia, Pago Pago UTC−11 09:00 / 9am
Honolulu, Papeete UTC−10 10:00 / 10am
Anchorage, Juneau UTC−9 11:00 / 11 am
Los Angeles, San Francisco, Las Vegas, Vancouver, Tijuana UTC−8 12:00 / noon
Calgary, Denver, Hermosillo UTC−7 13:00 / 1 pm
Chicago, Minneapolis, Mexico City, Houston, Dallas, Winnipeg, San Salvador, Panama City UTC−6 14:00 / 2 pm
Toronto, New York City, Washington D.C., Havana, Kingston, Bogotá, Detroit, Lima UTC−5 15:00 / 3 pm
Caracas UTC−4:30 15:30 / 3:30 pm
Asunción, Bridgetown, Halifax, San Juan, Santiago, Port of Spain UTC−4 16:00 / 4 pm
St. John's, Newfoundland and Labrador UTC−3:30 16:30 / 4:30 pm
Buenos Aires, Montevideo, Rio de Janeiro, São Paulo UTC−3 07:00 / 5 pm
Fernando de Noronha, South Georgia and the South Sandwich Islands UTC−2 18:00 / 6pm
Azores, Cape Verde UTC−1 19:00 / 7 pm
Dakar, Dublin, Casablanca, London, Lisbon, ReykjavÃk, Canary Islands UTC (UTC±0) 20:00 / 8 pm
Algiers, Berlin, Kinshasa, Lagos, Paris, Madrid, Tunis UTC+1 21:00 / 9 pm
Beirut, Istanbul, Athens, Damascus, Cairo, Cape Town, Helsinki, Jerusalem, Bucharest, UTC+2 22:00 / 10 pm
Addis Ababa, Baghdad, Moscow, Riyadh, Saint Petersburg UTC+3 23:00 / 11 pm
Tehran UTC+3:30 23:30 / 11:30 pm
Baku, Dubai, Mauritius, Samara, Tbilisi UTC+4 24:00 / 12 pm
Karachi, Maldives, Tashkent, Yekaterinburg UTC+5 01:00 / 1 am(the following day)
Colombo, Madras, New Delhi, Bombay, Calcutta UTC+5:30 01:30 / 1:30 am (the following day)
Kathmandu UTC+5:45 01:45 / 1:45 am(the following day)
Almaty, Dhaka, Omsk UTC+6 02:00 / 2 am(the following day)
Cocos Islands, Yangon UTC+6:30 02:30 / 2:30 am (the following day)
Bangkok, Jakarta, Hanoi, Krasnoyarsk UTC+7 03:00 / 3 am (the following day)
Beijing, Hong Kong, Irkutsk, Kuala Lumpur, Manila, Perth, Taipei, Singapore UTC+8 04:00 / 4 am (the following day)
Pyongyang, Seoul, Tokyo, Yakutsk UTC+9 05:00 / 5 am (the following day)
Adelaide, Darwin UTC+9:30 05:30 / 5:30 am (the following day)
Melbourne, Sydney, Vladivostok UTC+10 06:00 / 6 am (the following day)
Magadan, Nouméa UTC+11 07:00 / 7 am (the following day)
Auckland, Petropavlovsk-Kamchatsky, Suva UTC+12 08:00 / 8 am (the following day)
Nukuʻalofa UTC+13 09:00 / 9 am (the following day)
Line Islands UTC+14 10:00 / 10 am (the following day)
The time-zone adjustment for a specific location may vary because of daylight saving time. For example New Zealand, which is usually UTC+12, observes a one-hour daylight saving time adjustment during the Southern Hemisphere summer, resulting in a local time of UTC+13.
If you find any errors then please tell. For now, YYEAh see and hear you there!