Across the region, people reported seeing two aeroplanes which left some heart shape patterns in the clear blue skies.
Several of you sent in your photos via our Facebook pages, sharing your views while in your gardens or out and about. Scroll down and flick through our picture gallery to see some of the images we received:
9. Clear sky
Olivia Robson shared this photo on another fine day in the North East. | Other 3rd Party Photo: Olivia Robson
10. Not really a heart shape
Joanne Bennett shared this picture, commenting: "Think the artist got a little lost." | Other 3rd Party Photo: Joanne Bennett
11. On the road
Thomasina Appleton spotted the pattern during a road trip. | Other 3rd Party Photo: Thomasina Appleton
12. From the rooftops
Michael Bullock took this photo from Seaton Carew. | Other 3rd Party Photo: Michael Bullock