The wait is nearly over and SEGA show us just why we need Sonic's latest outing on 3DS.

Sonic Generations launches this Friday on 3DS and to celebrate its impending release SEGA have unleashed a colourful new trailer showing Sonic rush through familiar landscapes with old heroes from his past.

Are any of you going to embark on this Sonic adventure on Friday or are you going to give it a miss? Also, a secret ring for anyone who can get all the Sonic references.