Block Party Live from WRTI 90.1: Block Party Sneak Preview with Harpist Rachel Lee Hall, Flutist Beomjae Kim By Debra Lew Harder • Sep 11, 2019 Ryan Brandenberg Join us on Friday, September 13th at 12:10 PM in the WRTI 90.1 Performance Studio, when two stellar Astral artists give us an exciting sneak preview of this year’s upcoming Astral WRTI 90.1 Block Party. Join WRTI 90.1 and Astral on Sept. 14th for a Block Party in Center City, Philadelphia By WRTI Staff • Sep 6, 2019 Wanna party with WRTI? Come to our block party with Astral for a fun, free afternoon of music played by rising classical stars, outdoors in the Midtown Village section of Center City, Philadelphia. You're Invited! WRTI 90.1 and Astral Block Party on Saturday, Sept. 15, 3 to 5 PM in Center City By WRTI Staff • Sep 14, 2018 Wanna party with WRTI? Come to our block party with Astral Artists for a fun, free afternoon of music played by some of the world’s most dynamic young musicians, outdoors in Center City.