It’s been a busy few days for DreamWorks animation TROLLS as Twentieth Century Fox showcased the film, featuring the vocal stylings of Anna Kendrick and Justin Timberlake, to media and special guests.

Friday saw a TROLLS behind-the-scenes presentation at BFI Southbank with Director Mike Mitchell, Co-Director Walt Dohrn, Producer Gina Shay and Co-Presidents of Feature Animation at DreamWorks Animation Bonnie Arnold andMireille Soria discussing the making of the film, followed Saturday by the film’s premiere as the BFI London Film Festival Family Gala.

On Sunday, TROLLS returned to Leicester Square for a special screening filled with cupcakes and (balloon) rainbows, attended by media and VIPs, which included Dame Kelly Holmes, Aldo Zilli, Michelle Heaton, Amy Willerton and more.

TROLLS arrives in UK cinemas October 21 in 2D and 3D with previews from October 15.