Is this okay: What do u have going on besides the competition which ended this weekend.
Question mark needed?
No. The two tenses don't work together. Say eg What do you have going on besides the competition which ends this weekend?
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No. The two tenses don't work together. Say
eg What do you have going on besides the competition which ends this weekend?
eg What do you have going on now that the competition ended this weekend?
eg What do you have going on now that the competition has ended?
Question mark needed? Yes