British athletes excelled as four world records fell on the track at the 11th International Paralympic Meeting Kern Pharma in L'Hospitalet near Barcelona.
Teenager Shelby Watson was in superb form, setting global marks in the women’s 100 and 200 metres T33 events.
The 18-year-old Scot clocked 20.97sec in the 100m and 37.38 over 200m to knock exactly one second off the previous record set by Ireland’s Mary Rice in 2000.
Another Briton, Kadeena Cox, set a 200m T37 world record after finishing in 27.63 to slice an impressive 0.72 seconds off the previous mark set by Frenchwoman Mandy Francois-Elie in 2013.
Fellow T37 sprinter Georgina Hermitage was also in world record-breaking form, finishing the 400m in 61.30 to take a 0.71 seconds off the mark she set on her way to gold at last year’s International Paralympic Committee Athletics World Championships in Qatar’s capital Doha.
Despite the rainy conditions, world and Paralympic long jump F44 champion Markus Rehm of Germany leapt 8.02 metres to claim victory by a margin of 1.31 metres ahead of compatriot Felix Streng.
Frenchman Jean-Baptiste Alaize leapt a national record of 6.61m.
Double world champion Ilse Hayes lived up to expectations as the South African won both the 100m and 200m T11-13 in 12.53 and 25.48 respectively.
Streng came out in top in the 100m T42-44 in 11.41, while Britain’s Zachary Shaw won the T12/13 event in 11.43.
The women’s 100m wheelchair event was won by Russia’s T53 racer Akzhana Abdikarimova in 18.73 with Switzerland’s world silver medallist Catherine Debrunner winning the 200m in 33.42.
In the day’s 400m events, Germany's Johannes Floors won the men's T43/44 with his time of 49.47 bettering team-mate David Behre, the world champion, by 0.84 seconds.
Spain’s Luis Gonçalves won the men’s T11/12 in 50.28, and Britain's Paul Blake won the T35/36/37/38 in 54.98.
Top honours in the men's 400m T52/T54 went the way of Russia's Alexander Ganzei in 52.65.
Out in the field, European champion Kim Lopez of Spain won the discus F12 title with a throw of 46.32m, adding to his impressive shot put triumph with 15.52m.
Multiple Paralympic and world champion David Casinos also gave the home fans reason for cheer as he took the discus F11 crown with 35.70m.
Austria's Bil Marinkovic - silver medallist behind Casinos at last year’s World Championships - had to settle for second place once again with 34.84m.
In the men’s high jump F44, Britain’s world silver medallist Jonathan Broom-Edwards took top spot by clearing 2.00m.
The International Meeting Kern Pharma saw some 200 athletes from 17 different countries compete in 21 different events.