production", which features a reggaeton beat and horn section. Lopez commented that the song is "really about when love takes you by surprise — 'Ni Tú Ni Yo,' 'Not You, Not Me' really expected this to happen, you know? That's what it's about, it's one of those things that when love comes, it just comes, it doesn't announce itself, and then it just takes over — ha! — you know what I mean? That's what the song is about, which is why I love it so much." She revealed that the song mirrored her own relationship with boyfriend Alex Rodriguez. Critical response Rolling Stone writer Brittany Spanos called the song a "vivacious dance track", noting that "Lopez's vocals stand out over the song's intricate guitars and horns." MTV UK labelled it a "future smash hit" and wrote: "Here's hoping that 'Ni Tú Ni Yo' follows the international success of other Spanish bangers like 'Bailando' and 'Despacito'." Mike Nied from Idolator echoed this sentiment, remarking that the song "may be a contender for the coveted title of Song Of The Summer", calling it a "potentially massive hit". Brooke Metz of USA Today said: "The song, with its fast pace, swinging trumpets and all-Spanish lyrics, creates the perfect soundtrack for beach days and summer nights." Chart performance "Ni Tú Ni Yo" peaked at number 24 in Spain, and was certified Gold by Productores de Música de España for sales of 20,000 units. In the United States, it sold 4,867 copies after two days, and later peaked at number 15 on the Hot Latin Songs chart. Live performances Lopez debuted "Ni Tú Ni Yo" during her first concert in the Dominican Republic at the Altos de Chavón amphitheater in April 2017. She was joined on-stage by Gente de Zona for the performance. Lopez and Gente de Zona officially premiered the song during her performance at Macy's July 4 Fireworks Spectacular, which aired the same day. It took place before a live audience at Hunter's Point South. The song became available digitally immediately after the performance which received positive feedback on social media, as well as criticism towards Lopez for "performing a Spanish song in celebration of an American holiday". Lopez wore a high-cut, double-slit embroidered gown designed by Fausto Puglisi while performing "Ni Tú Ni Yo", which also drew criticism for its revealing nature. She performed an acoustic version of the song at