On 8th July 2018, Grace Mellody held another solo performance in London. This was the weekend of her 19th birthday, and thus the performance was named as "Grace Mellody ~19sai Live~" online.

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The setlist was as follows: 

01: Nanakorobi Yaoki (ANGERME)

02: Teion Yakedo (Tsubaki Factory)

03: Nanchatte Renai (Morning Musume)

04: cha cha SING (Berryz Koubou)

05: Final Squall (C-ute)

06: Fiesta! Fiesta! (Juice=Juice)