Letter Quest: Grimm's Journey had 70 Average Viewers and 1 channels streaming on March 16, 2018, Letter Quest: Grimm's Journey had 7 Average Viewers and 1 channels streaming on March 18, 2018, Letter Quest: Grimm's Journey had 13 Average Viewers and 1 channels streaming on March 26, 2018, Letter Quest: Grimm's Journey had 18 Average Viewers and 1 channels streaming on April 30, 2018, Letter Quest: Grimm's Journey had 7 Average Viewers and 1 channels streaming on May 21, 2018, Letter Quest: Grimm's Journey had 6 Average Viewers and 1 channels streaming on May 29, 2018, Letter Quest: Grimm's Journey had 6 Average Viewers and 1 channels streaming on June 5, 2018, Letter Quest: Grimm's Journey had 10 Average Viewers and 2 channels streaming on June 6, 2018, Letter Quest: Grimm's Journey had 7 Average Viewers and 1 channels streaming on June 15, 2018, Letter Quest: Grimm's Journey had 3 Average Viewers and 2 channels streaming on June 22, 2018,
Letter Quest: Grimm's Journey had 254 Average Viewers and 2 channels streaming on July 3, 2018, Letter Quest: Grimm's Journey had 10 Average Viewers and 1 channels streaming on July 24, 2018, Letter Quest: Grimm's Journey had 3 Average Viewers and 1 channels streaming on July 25, 2018, Letter Quest: Grimm's Journey had 5 Average Viewers and 1 channels streaming on July 26, 2018, Letter Quest: Grimm's Journey had 13 Average Viewers and 1 channels streaming on July 29, 2018, Letter Quest: Grimm's Journey had 10 Average Viewers and 1 channels streaming on July 30, 2018, Letter Quest: Grimm's Journey had 9 Average Viewers and 1 channels streaming on July 31, 2018, Letter Quest: Grimm's Journey had 2 Average Viewers and 1 channels streaming on August 9, 2018, Letter Quest: Grimm's Journey had 9 Average Viewers and 1 channels streaming on August 16, 2018, Letter Quest: Grimm's Journey had 17 Average Viewers and 1 channels streaming on August 29, 2018,
Letter Quest: Grimm's Journey had 34 Average Viewers and 1 channels streaming on September 5, 2018, Letter Quest: Grimm's Journey had 10 Average Viewers and 2 channels streaming on September 6, 2018, Letter Quest: Grimm's Journey had 2 Average Viewers and 1 channels streaming on September 7, 2018, Letter Quest: Grimm's Journey had 8 Average Viewers and 1 channels streaming on September 18, 2018, Letter Quest: Grimm's Journey had 9 Average Viewers and 1 channels streaming on October 19, 2018, Letter Quest: Grimm's Journey had 8 Average Viewers and 1 channels streaming on October 20, 2018, Letter Quest: Grimm's Journey had 5 Average Viewers and 1 channels streaming on October 29, 2018, Letter Quest: Grimm's Journey had 35 Average Viewers and 1 channels streaming on November 2, 2018, Letter Quest: Grimm's Journey had 39 Average Viewers and 1 channels streaming on November 8, 2018, Letter Quest: Grimm's Journey had 11 Average Viewers and 1 channels streaming on November 11, 2018,
Letter Quest: Grimm's Journey had 4 Average Viewers and 1 channels streaming on November 15, 2018, Letter Quest: Grimm's Journey had 8 Average Viewers and 1 channels streaming on December 11, 2018, Letter Quest: Grimm's Journey had 1 Average Viewers and 1 channels streaming on December 12, 2018, Letter Quest: Grimm's Journey had 25 Average Viewers and 1 channels streaming on December 15, 2018, Letter Quest: Grimm's Journey had 4 Average Viewers and 1 channels streaming on December 30, 2018
Letter Quest: Grimm's Journey had 6 Average Viewers and 1 Average Channels streaming on January, Letter Quest: Grimm's Journey had 25 Average Viewers and 2 Average Channels streaming on February, Letter Quest: Grimm's Journey had 35 Average Viewers and 1 Average Channels streaming on March, Letter Quest: Grimm's Journey had 18 Average Viewers and 1 Average Channels streaming on April, Letter Quest: Grimm's Journey had 7 Average Viewers and 1 Average Channels streaming on May, Letter Quest: Grimm's Journey had 6 Average Viewers and 2 Average Channels streaming on June, Letter Quest: Grimm's Journey had 124 Average Viewers and 2 Average Channels streaming on July, Letter Quest: Grimm's Journey had 15 Average Viewers and 1 Average Channels streaming on August, Letter Quest: Grimm's Journey had 15 Average Viewers and 2 Average Channels streaming on September, Letter Quest: Grimm's Journey had 6 Average Viewers and 1 Average Channels streaming on October, Letter Quest: Grimm's Journey had 22 Average Viewers and 1 Average Channels streaming on November, Letter Quest: Grimm's Journey had 10 Average Viewers and 1 Average Channels streaming on December,