Sakura summons The Song card after capturing it so that she can record Tomoyo singing a duet with it.

I've taken a bit of an interest in finding some more of Sakura's outfits. This is an outfit I thought was cute. She also happens to be in a summoning pose that I'd hoped to add to my collection. 

CGs Cel Gallery has the A29.

Yesteryear Animation has the A47.

Chieri’s Cel Gallery has the A50.

Tictac’s Corner has the A53 and the A61.

And Drakonia’s Cel Lair has the A98.