ɪn ɐ lˈiːɡ ɡˈeɪm ɐwˈeɪ tʊ ˈɛstuːdˌiənts tˈiːkoʊz ɪn tˈuː θˈaʊzənd sˈɪks, pˈɛɹɛz skˈoːɹd baɪ ɐ hˈɛdɚɹ ɪn stˈɑːpɪdʒ tˈaɪm tʊ ˈiːkwəlˌaɪz wˈʌn wˈʌn.
In a league game away to Estudiantes Tecos in 2006, Pérez scored by a header in stoppage time to equalise 1–1.