Tyrell's Birthday is a minor episode from season seven. It is part of the Birthday Series.
Embless hatches a plan for a surprise party for Tyrell. Early in the morning, Karis goes out on a "date" with Tyrell. Meanwhile, the Ignis Trio sets out to buy a cake. Everyone else works on fixing up the house for the party.
"To prepare for Tyrell's birthday, Embless asks Hideyoshi's team to get the cake, while Karis distracts Tyrell so they can finish the surprise party."