More from Entertainment Tonight: [ Ссылка ]
Only ET was on set with stars Grant Gustin and Melissa Benoist while they filmed their big 'Flash' and 'Supergirl' crossover number!
![](https://i.ytimg.com/vi/K9hsY03XSp0/maxresdefault.jpg)
More from Entertainment Tonight: [ Ссылка ]
Only ET was on set with stars Grant Gustin and Melissa Benoist while they filmed their big 'Flash' and 'Supergirl' crossover number!