The SiIvaSummer All-Star Festival, or simply SiIvaFes, is an ongoing event which began on June 18, 2020, and is expected to continue until August 31. The name and logo are references to Love Live! School Idol Festival ALL STARS and the Love Live! franchise in general.
This isn't a traditional channel event but a super-event encompassing a few special activities amongst regular uploads. However, it does have a unique banner and profile picture (inspired by Nico Yazawa's bikini from "Natsuiro Egao de 1,2,Jump!").
- On June 18, 2020, a video was released to announce the SiIvaSummer All-Star Festival, Paper Jams - A High-Quality Album ~ The First Fold and the Paper Jams series, the Space Jam Charity SLAM!, Wood Man's birthday gallery, DJ Professor K Takeover and Golf Day. All of these events, excluding Golf Day, also received individual announcement videos afterwards. The channel icon and banner were changed.
- On June 19, rips – mostly golf-related – were uploaded for Golf Day.
- On June 21, Wood Man's birthday gallery video, "Wood Man (Birthday Mix) - Mega Man 8", was released, and the channel banner was changed.
- On June 29, the DJ Professor K Takeover began; it concluded on July 7. The channel icon and banner were changed.
- On July 14, it was announced that the next event would be PSY Day 5.
- On July 15, PSY-related rips were uploaded for PSY Day 5.
- On July 25, Stage Select (Full Version) - Mega Man 3, a 3 and a half hour medley of songs and memes in the same vain as the other Mega Man 3 Stage Select rips, was uploaded.
- On July 26, the album SiIvaGunner's Highest Quality Rips: Volume L was announced for release sometime in early-august.
- On July 28, Dat Boi related rips were uploaded on Dat (Soulja) Boi Day, in reference to Soulja Boy's birthday being on that day. This event, uniquely, did not get announced beforehand.
- On July 31, an album based on Unregistered HyperCam 2 was announced for release soon. The video also announced the end date of SiIvaFes was extended to August 31.