LISSE, NETHERLANDS - MAY 11: Queen Maxima of The Netherlands visits spring garden Keukenhof for the signing of music agreements More Music in the Class on May 11, 2021 in Lisse, Netherlands. The campaign 50 Days Music is organized on the occasion of Queen Maxima's 50th birthday. (Photo by Patrick van Katwijk/BSR Agency/Getty Images)
Getty Images

Getty Images Entertainment Patrick van Katwijk/BSR Agency

LISSE, NETHERLANDS - MAY 11: Queen Maxima of The Netherlands visits spring garden Keukenhof for the signing of music agreements More Music in the Class on May 11, 2021 in Lisse, Netherlands. The campaign 50 Days Music is organized on the occasion of Queen Maxima's 50th birthday. (Photo by Patrick van Katwijk/BSR Agency/Getty Images)
Getty Images

Getty Images Entertainment Patrick van Katwijk/BSR Agency

LISSE, NETHERLANDS - MAY 11: Queen Maxima of The Netherlands visits spring garden Keukenhof for the signing of music agreements More Music in the Class on May 11, 2021 in Lisse, Netherlands. The campaign 50 Days Music is organized on the occasion of Queen Maxima's 50th birthday. (Photo by Patrick van Katwijk/BSR Agency/Getty Images)
Getty Images

Getty Images Entertainment Patrick van Katwijk/BSR Agency

LISSE, NETHERLANDS - MAY 11: Queen Maxima of The Netherlands visits spring garden Keukenhof for the signing of music agreements More Music in the Class on May 11, 2021 in Lisse, Netherlands. The campaign 50 Days Music is organized on the occasion of Queen Maxima's 50th birthday. (Photo by Patrick van Katwijk/BSR Agency/Getty Images)
Getty Images

Getty Images Entertainment Patrick van Katwijk/BSR Agency

LISSE, NETHERLANDS - MAY 11: Queen Maxima of The Netherlands visits spring garden Keukenhof for the signing of music agreements More Music in the Class on May 11, 2021 in Lisse, Netherlands. The campaign 50 Days Music is organized on the occasion of Queen Maxima's 50th birthday. (Photo by Patrick van Katwijk/BSR Agency/Getty Images)
Getty Images

Getty Images Entertainment Patrick van Katwijk/BSR Agency