The first sentence is ungrammatical. The minimum to make it grammatical would be to insert a preposition such as "at" after "concern". However, it is more normal to "watch" a play rather than "look" at it.
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Nikitus"Todd watch with concern at 'The Visit of Athenea', because one of the lights of the living One of the lights of the living room stopped working."Thanks!The verb "watch" does not match its subject.