1. "On summary judgment the burden was on the defendants, as movants, to pierce the allegations of the complaint and to establish that as a matter of law the plaintiff could not recover. [Cit.]” If they failed to do so, even though on the trial the plaintiff might not be able to recover, summary judgment would not be proper. [Cit.]” Johnson v. Tucker, 129 Ga. App. 648, 650 (200 SE2d 489).

2. There were genuine issues of material fact as to whether a wad of bubble gum on the floor of the skating rink caused plaintiff s fall and, if so, how long the gum had been on the floor.

Judgment reversed.