United Kingdom, Aug. 16 -- Ariana Grande has admitted she found her return to the London stage "overwhelming".

The singer, 33, made the remark on Saturday (15.08.26) as she started her final 10 concerts in the capital as she prepares to step away from public life indefinitely.

Ariana received a deafening welcome at the O2 Arena as the Eternal Sunshine Tour reached its final stop, two weeks after she told fans at a Chicago concert that she planned to take a break after years of near-continuous work.

She has spent recent years filming and promoting both Wicked movies, recording albums Eternal Sunshine and Petal, working on Focker-in-Law and touring.

Taking in the reception at the O2, Ariana said: "Hi London. Oh this is so overwhelming. ...